Category Archives: How to Fix

Mac installation dart error curl: (35) libresssl SSL_ connect: SSL_ ERROR_ SYSCALL in connection to storage.googleapis.co

!! Close test effectively
MAC installation dart error curl: (35) LibreSSL SSL_connect: SSL_ERROR_SYSCALL in connection to storage.googleapis.com: 443
Install the brew:
Console operation:
1. Install the brew

/bin/zsh -c "$(curl -fsSL https://gitee.com/cunkai/HomebrewCN/raw/master/Homebrew.sh)"

2. Install the dart – lang/dart

brew tap dart-lang/dart

3. Install the dart

brew install dart

If this operation succeeds, it ends
4. Report an error

➜  canvasVueTemp git:(master) ✗ brew install dart      
==> Installing dart from dart-lang/dart
==> Downloading https://storage.googleapis.com/dart-archive/channels/stable/release/2.7.2/sdk/dartsdk-macos-x64-release.zip

curl: (35) LibreSSL SSL_connect: SSL_ERROR_SYSCALL in connection to storage.googleapis.com:443 
Error: An exception occurred within a child process:
  DownloadError: Failed to download resource "dart"
Download failed: https://storage.googleapis.com/dart-archive/channels/stable/release/2.7.2/sdk/dartsdk-macos-x64-release.zip

Solutions:
Resolved Homebrew installation software download failure
When we use Homebrew to install software, the software package download fails due to some special reasons. This is still very common and we can’t change the environment, but we can take advantage of The Homebrew caching feature by manually downloading software in advance.

$ brew install dart
==> Installing dart from dart-lang/dart
==> Downloading https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

curl: (56) LibreSSL SSL_read: SSL_ERROR_SYSCALL, errno 54
Error: An exception occurred within a child process:
  DownloadError: Failed to download resource "dart"
Download failed: https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

The corresponding software package cannot be successfully downloaded, but Homebrew will tell the software download address:

Download failed: https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

So, we can download the software manually. Then we get the cache directory:

$ brew --cache
/Users/shockerli/Library/Caches/Homebrew

Copy the package you just downloaded to this directory:

$ cp ~/Downloads/dartsdk-macos-x64-release.zip /Users/shockerli/Library/Caches/Homebrew/

We execute the installation command again, no accident, so congratulations, successfully solved the problem.
But accidents happen, and unfortunately you, like me, find that you still give the wrong report:

$ brew install dart
==> Installing dart from dart-lang/dart
==> Downloading https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos

curl: (56) LibreSSL SSL_read: SSL_ERROR_SYSCALL, errno 54
Error: An exception occurred within a child process:
  DownloadError: Failed to download resource "dart"
Download failed: https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

So what’s the solution?We add a -v to the command to print the detailed log look:

brew install dart -v
==> Installing dart from dart-lang/dart
/usr/bin/sandbox-exec -f /private/tmp/homebrew20190810-60798-mlb2s.sb nice /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/bin/ruby -W0 -I /usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-cobertura-1.3.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-macho-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-rspec-1.35.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-performance-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-0.74.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unicode-display_width-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-progressbar-1.10.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-wait-0.0.9/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-retry-0.6.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-its-1.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-3.8.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-mocks-3.8.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-expectations-3.8.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-core-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-support-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ronn-0.7.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rdiscount-2.2.0.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/rdiscount-2.2.0.1:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rainbow-3.0.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/plist-3.5.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parser-2.6.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel_tests-2.29.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel-1.17.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mustache-1.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mechanize-2.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/webrobots-0.1.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ntlm-http-0.1.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/nokogiri-1.10.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/nokogiri-1.10.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mini_portile2-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-persistent-3.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-digest_auth-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-3.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-data-3.2019.0331/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/jaro_winkler-1.5.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/jaro_winkler-1.5.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/http-cookie-1.0.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/hpricot-0.8.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/hpricot-0.8.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/domain_name-0.5.20190701/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf-0.1.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf_ext-0.0.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/unf_ext-0.0.7.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/diff-lcs-1.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/coveralls-0.8.23/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thor-0.20.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/term-ansicolor-1.7.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tins-1.21.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-0.16.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-html-0.10.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/docile-1.3.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/json-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/json-2.2.0:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/connection_pool-2.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/backports-3.15.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ast-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/activesupport-5.2.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tzinfo-1.2.5/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thread_safe-0.3.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/minitest-5.11.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/i18n-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/concurrent-ruby-1.1.5/lib:/Library/Ruby/Site/2.3.0:/Library/Ruby/Site/2.3.0/x86_64-darwin18:/Library/Ruby/Site/2.3.0/universal-darwin18:/Library/Ruby/Site:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/universal-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/universal-darwin18:/usr/local/Homebrew/Library/Homebrew -- /usr/local/Homebrew/Library/Homebrew/build.rb /usr/local/Homebrew/Library/Taps/dart-lang/homebrew-dart/dart.rb --verbose

==> Downloading https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip
/usr/bin/curl -q --show-error --user-agent Homebrew/2.1.9-21-g625a780\ \(Macintosh\;\ Intel\ Mac\ OS\ X\ 10.14.2\)\ curl/7.54.0 --fail --location --remote-time --continue-at 0 --output /Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip.incomplete https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:--  0:00:43 --:--:--     0
curl: (56) LibreSSL SSL_read: SSL_ERROR_SYSCALL, errno 60
Error: An exception occurred within a child process:
  DownloadError: Failed to download resource "dart"
Download failed: https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

Notice this message:

/usr/bin/curl -q --show-error --user-agent Homebrew/2.1.9-21-g625a780\ \(Macintosh\;\ Intel\ Mac\ OS\ X\ 10.14.2\)\ curl/7.54.0 --fail --location --remote-time --continue-at 0 --output /Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip.incomplete https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip

We can see that the cache address of Homebrew download Dart is:

/Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip.incomplete

Incomplete means that the download is not complete, but this is the path to the download file that Homebrew expects.
2. Then we will copy the downloaded package into this path, and remove. Incomplete:

mv ~/Downloads/dartsdk-macos-x64-release.zip /Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip

At this point, we execute the installation command again:

brew install dart -v
==> Installing dart from dart-lang/dart
/usr/bin/sandbox-exec -f /private/tmp/homebrew20190811-62563-1rnamem.sb nice /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/bin/ruby -W0 -I /usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-cobertura-1.3.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-macho-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-rspec-1.35.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-performance-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-0.74.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unicode-display_width-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-progressbar-1.10.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-wait-0.0.9/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-retry-0.6.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-its-1.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-3.8.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-mocks-3.8.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-expectations-3.8.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-core-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-support-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ronn-0.7.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rdiscount-2.2.0.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/rdiscount-2.2.0.1:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rainbow-3.0.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/plist-3.5.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parser-2.6.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel_tests-2.29.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel-1.17.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mustache-1.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mechanize-2.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/webrobots-0.1.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ntlm-http-0.1.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/nokogiri-1.10.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/nokogiri-1.10.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mini_portile2-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-persistent-3.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-digest_auth-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-3.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-data-3.2019.0331/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/jaro_winkler-1.5.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/jaro_winkler-1.5.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/http-cookie-1.0.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/hpricot-0.8.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/hpricot-0.8.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/domain_name-0.5.20190701/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf-0.1.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf_ext-0.0.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/unf_ext-0.0.7.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/diff-lcs-1.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/coveralls-0.8.23/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thor-0.20.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/term-ansicolor-1.7.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tins-1.21.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-0.16.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-html-0.10.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/docile-1.3.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/json-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/json-2.2.0:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/connection_pool-2.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/backports-3.15.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ast-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/activesupport-5.2.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tzinfo-1.2.5/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thread_safe-0.3.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/minitest-5.11.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/i18n-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/concurrent-ruby-1.1.5/lib:/Library/Ruby/Site/2.3.0:/Library/Ruby/Site/2.3.0/x86_64-darwin18:/Library/Ruby/Site/2.3.0/universal-darwin18:/Library/Ruby/Site:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/universal-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/universal-darwin18:/usr/local/Homebrew/Library/Homebrew -- /usr/local/Homebrew/Library/Homebrew/build.rb /usr/local/Homebrew/Library/Taps/dart-lang/homebrew-dart/dart.rb --verbose
==> Downloading https://storage.googleapis.com/dart-archive/channels/stable/release/2.4.1/sdk/dartsdk-macos-x64-release.zip


Already downloaded: /Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip
==> Verifying 4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip checksum
unzip /Users/shockerli/Library/Caches/Homebrew/downloads/4d2412a5d84521393e0e1ecdce0662569e13c2c47762093a760939fa9dd4a917--dartsdk-macos-x64-release.zip -d /private/tmp/d20190811-62564-1me3qph
cp -pR /private/tmp/d20190811-62564-1me3qph/dart-sdk/. /private/tmp/dart-20190811-62564-hu8qrn/dart-sdk
chmod -Rf +w /private/tmp/d20190811-62564-1me3qph
==> Cleaning
==> Finishing up
ln -s ../Cellar/dart/2.4.1/bin/dart dart
ln -s ../Cellar/dart/2.4.1/bin/dart2aot dart2aot
ln -s ../Cellar/dart/2.4.1/bin/dart2js dart2js
ln -s ../Cellar/dart/2.4.1/bin/dartanalyzer dartanalyzer
ln -s ../Cellar/dart/2.4.1/bin/dartaotruntime dartaotruntime
ln -s ../Cellar/dart/2.4.1/bin/dartdevc dartdevc
ln -s ../Cellar/dart/2.4.1/bin/dartdoc dartdoc
ln -s ../Cellar/dart/2.4.1/bin/dartfmt dartfmt
ln -s ../Cellar/dart/2.4.1/bin/pub pub
/usr/bin/sandbox-exec -f /private/tmp/homebrew20190811-62996-w9cwbv.sb nice /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/bin/ruby -W0 -I /usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-cobertura-1.3.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-macho-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-rspec-1.35.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-performance-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rubocop-0.74.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unicode-display_width-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ruby-progressbar-1.10.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-wait-0.0.9/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-retry-0.6.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-its-1.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-3.8.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-mocks-3.8.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-expectations-3.8.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-core-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rspec-support-3.8.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ronn-0.7.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rdiscount-2.2.0.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/rdiscount-2.2.0.1:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/rainbow-3.0.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/plist-3.5.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parser-2.6.3.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel_tests-2.29.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/parallel-1.17.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mustache-1.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mechanize-2.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/webrobots-0.1.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ntlm-http-0.1.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/nokogiri-1.10.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/nokogiri-1.10.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mini_portile2-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-persistent-3.1.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/net-http-digest_auth-1.4.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-3.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/mime-types-data-3.2019.0331/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/jaro_winkler-1.5.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/jaro_winkler-1.5.3:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/http-cookie-1.0.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/hpricot-0.8.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/hpricot-0.8.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/domain_name-0.5.20190701/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf-0.1.4/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/unf_ext-0.0.7.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/unf_ext-0.0.7.6:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/diff-lcs-1.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/coveralls-0.8.23/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thor-0.20.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/term-ansicolor-1.7.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tins-1.21.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-0.16.1/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/simplecov-html-0.10.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/docile-1.3.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/json-2.2.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/extensions/universal-darwin-18/2.3.0/json-2.2.0:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/connection_pool-2.2.2/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/backports-3.15.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/ast-2.4.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/activesupport-5.2.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/tzinfo-1.2.5/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/thread_safe-0.3.6/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/minitest-5.11.3/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/i18n-1.6.0/lib:/usr/local/Homebrew/Library/Homebrew/vendor/bundle/bundler/../ruby/2.3.0/gems/concurrent-ruby-1.1.5/lib:/Library/Ruby/Site/2.3.0:/Library/Ruby/Site/2.3.0/x86_64-darwin18:/Library/Ruby/Site/2.3.0/universal-darwin18:/Library/Ruby/Site:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby/2.3.0/universal-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/vendor_ruby:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/x86_64-darwin18:/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/universal-darwin18:/usr/local/Homebrew/Library/Homebrew -- /usr/local/Homebrew/Library/Homebrew/postinstall.rb /usr/local/Homebrew/Library/Taps/dart-lang/homebrew-dart/dart.rb -v
==> Caveats
Please note the path to the Dart SDK:
  /usr/local/opt/dart/libexec
==> Summary
🍺  /usr/local/Cellar/dart/2.4.1: 387 files, 344.4MB, built in 3 minutes 11 seconds

Homebrew successfully used to cache and install 😆 ~ congratulations to you
 
Address:
https://segmentfault.com/a/1190000020125374
https://shockerli.net/post/homebrew-install-download-error/
(Since SF has been officially closed these two days, in order to avoid other people’s encountering this problem and finding no solution, we make a backup here)
 

Error: ENOENT: no such file or directory, mkdir E:\

The next time you install the VUE, you have a problem. I think it’s helpful for you to write it down.
Process: go to nodejs official website to download and press vue. After installation,
appears the following problems:


baidu learned that it may be the network problem when downloading and installing
solution 1: hang.

solution 2:
: try the following command
NPM rebuild node-sass
npm install npm -g
sudo npm install -g npm
npm install -g npm
npm cache clear
npm cache verify
Npm install -g bower
each command is from a different article, you can type a command npm-v to try npm-v, then type another command and try npm-v again.
result: one is not make, every command popup window again to find E disk
solution 3: some say not delete registry clean, first remove node, and then use RegClean Pro delete registry, and then come back, that person is then solved the
result: try, can’t solve the problem 4:
scheme may be the problem of environment variable
result: baidu NPM environment variables related question, again after the manual configuration can solution to
5: Node_js \node_global
prefix=D:\ node_global
cache=D:\ node_global
cache=D:\ node_cache
. Download and install a year ago, two years ago, three years ago, is no 7:
program may be C: \ Users \ Administrator of the directory. The configuration in the NPMRC problems
the result: . NPMRC file into the
the prefix = D: \ node. Js \ node_global
cache = D: \ node. Js \ node_cache
registry=http://registry.cnpmjs.org/
python = python2.7
msvs_version = 2015
results: problem solving
To sum up, the above schemes are suitable for different people, and each scheme has been solved after someone USES it. I will record it here, so that those who are destined to install VUE in the future can take fewer detours.
attach my connection on stackoverflow for help
https://stackoverflow.com/questions/62149314/npm-v-error-enoent-no-such-file-or-directory-mkdir-e-6-14-4/62171359#62171359

Modify the VDI path of VirtualBox on MacOSX, and transfer the virtual machine


Modify the VDI path of Virtualbox on MacOSX, virtual machine migration

Target: Virtual machine hard disk path from

/Volumes/exFat/XP/XP-30G.vdi

to

/Volumes/exFat2/XP/XP-30G.vdi

error: Cannot register the hard disk ‘/Volumes/exFat2/XP/XP-30G.vdi’ {c547a9be-4373-4a4a-a0cf-3a6dbb606908} because a hard disk ‘/Volumes/exFat/XP/XP-30G.vdi’ with UUID {c547a9be-4373-4a4a-a0cf-3a6dbb606908} already exists.

return code:

NS_ERROR_INVALID_ARG (0x80070057)

component:

VirtualBoxWrap

interface:

IVirtualBox {0169423f-46b4-cde9-91af-1e9d5b6cd945}

called RC:

VBOX_E_OBJECT_NOT_FOUND (0x80BB0001)

solution (OSX/Linux) : 0. Close VirtualBox
1. Copy virtual machine files to other places (generally from /Users/{your user name}/VirtualBox VMs/{virtual machine name}/)
2. Open the command line Terminal

3. Input command:
(Figure below)

1) CD/Applications/VirtualBox. App/Contents/MacOS

2) VBoxManage internalcommands sethduuid /exFat2/XP/ xp-30g. vdi

[note that the path of command 2 is your new target path]

you will see the result of UUID changed to: 77590535-9162-4b2d-8032-11c312042814

4. Reopen VirtualBox
5. Right click, set, store, controller: IDE on the specified virtual machine, click the. Vdi file in the list, find the right side of the virtual hard disk row of the most right icon, click, select a virtual hard disk, modify ok

6. Save and start the virtual machine

The solution (Windows) : http://blog.csdn.net/zhang854429783/article/details/6672199

Windows problem loadlibrary failed, GetLastError = 193

LoadLibrary A.dll failed, and GetLastError returns 193, %1 is not a valid Win32 application.
Maybe the b. DLL associated with a. DLL is not updated, such as a new DLL with a new interface (GetVersion) in the application, and the current B.DLL is not updated, resulting in a 193 error. The dynamically loaded library depends on other dynamic libraries, and you just replace the dynamically loaded library in the library, and the dynamic library dependent library is not updated.

There is also a problem with the 0xc000007b startup program: it is likely that the dependent library is in conflict (that is, the dependent library’s version may not be correct)

Can’t connect to MySQL server error 111

20
down vote
favorite

8

http://stackoverflow.com/questions/1420839/cant-connect-to-mysql-server-error-111
I installed mysql server on linux box IP = 192.168.1.100 but when i try to connect to this IP it alway error(111). but use localhost and 127.0.0.1 is OK.

beer@beer-laptop# ifconfig | grep "inet addr"
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet addr:192.168.1.100  Bcast:192.168.1.255  Mask:255.255.255.0

beer@beer-laptop# mysql -ubeer -pbeer -h192.168.1.100
ERROR 2003 (HY000): Can't connect to MySQL server on '192.168.1.100' (111)

beer@beer-laptop# mysql -ubeer -pbeer -hlocalhost
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 160
Server version: 5.1.31-1ubuntu2 (Ubuntu)

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql> 

beer@beer-laptop# mysql -ubeer -pbeer -h127.0.0.1
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 161
Server version: 5.1.31-1ubuntu2 (Ubuntu)

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql>

Connect from another machine it also error 111.

another@another-laptop# mysql -ubeer -pbeer -h192.168.1.100
ERROR 2003 (HY000): Can't connect to MySQL server on '192.168.1.100' (111)

How difference between use localhost/127.0.0.1 and 192.168.1.100 in this case. I don’t know how to connect to this database from another machine.
Help please. Thank.

mysql 
linux 
mysql-error-2003

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edited 
Jul 6 ’11 at 16:30

OMG Ponies

107k
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asked 
Sep 14 ’09 at 10:47

bugbug

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61% accept rate

 

Was this post useful to you?  
  

4 Answers

active
oldest
votes

up vote
41
down vote
accepted

It probably means that your MySQL server is only listening the localhost interface.
If you have lines like this :

skip-networking
bind-address = 127.0.0.1

In your my.cnf configuration file, you should comment them (add a # at the beginning of the lines), and restart MySQL.
Of course, to do this, you must be the administrator of the server.

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answered 
Sep 14 ’09 at 10:53

Pascal MARTIN

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obviously, he doesn’t have the skip-networking line 😉 – 
Michael Krelin – hacker 
Sep 14 ’09 at 10:54

feedback


up vote
8
down vote

111 means connection refused, which in turn means that your mysqld only listens to the localhostinterface.
To alter it you may want to look at the bind-address value in the mysqld section of your my.cnffile.

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answered 
Sep 14 ’09 at 10:50

Michael Krelin – hacker

34.3k
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feedback

up vote
2
down vote

If all the previous answers didn’t give any solution, you should check your user privileges.
If you could login as root to mysql then you should add this:

CREATE USER 'root'@'192.168.1.100' IDENTIFIED BY  '***';
GRANT ALL PRIVILEGES ON * . * TO  'root'@'192.168.1.100' IDENTIFIED BY  '***' WITH GRANT OPTION MAX_QUERIES_PER_HOUR 0 MAX_CONNECTIONS_PER_HOUR 0 MAX_UPDATES_PER_HOUR 0 MAX_USER_CONNECTIONS 0 ;

Then try to connect again using mysql -ubeer -pbeer -h192.168.1.100. It should work.

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edited 
Sep 13 ’11 at 10:16

Gilles

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answered 
Sep 12 ’11 at 21:55

xnome

21
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1  

i don’t think that user privileges related error would give error 111. – 
ufk 
Jun 5 ’12 at 16:16

feedback

up vote
1
down vote

If you’re running cPanel/WHM, make sure that IP is whitelisted in the firewall. You will als need to add that IP to the remote SQL IP list in the cPanel account you’re trying to connect to.

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edited 
May 28 ’12 at 7:38

bfrohs

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answered 
Apr 30 ’12 at 18:34

Dragos.

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feedback

Invalid keystore format

When signing the app, the keyStore changes, causing all the projects to fail to run

find debug.keystore and delete
path User\ User name \android\debug.keystore
after deletion re-run the project, it will automatically generate a file.

Spring jacjson version conflict “nosuchme” thodError:com.fasterxml.jackson.databind.ObjectMapper.canSerialize “

The error message is as follows:
The display cannot find the method

03-Jan-2017 21:05:43.236 SEVERE [http-apr-8081-exec-2] org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for servlet [springMVC] in context with path [] threw exception [Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectMapper.canSerialize(Ljava/lang/Class;Ljava/util/concurrent/atomic/AtomicReference;)Z] with root cause
 java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectMapper.canSerialize(Ljava/lang/Class;Ljava/util/concurrent/atomic/AtomicReference;)Z
    at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.canWrite(AbstractJackson2HttpMessageConverter.java:166)
    at org.springframework.http.converter.AbstractGenericHttpMessageConverter.canWrite(AbstractGenericHttpMessageConverter.java:68)
    at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.getProducibleMediaTypes(AbstractMessageConverterMethodProcessor.java:314)
    at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:185)
    at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.handleReturnValue(RequestResponseBodyMethodProcessor.java:173)
    at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:81)
    at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:130)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
    at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:622)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at com.hzwellgood.base.DispatcherFilter.doFilter(DispatcherFilter.java:42)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:217)
    at org.apache.catalina.core.StandardContextValve.__invoke(StandardContextValve.java:106)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:142)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
    at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:673)
    at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2503)
    at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2492)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    at java.lang.Thread.run(Thread.java:745)

Reason:
spring and Jackson versions are not compatible
Solution:
Jackson version changed from 2.1.0 to 2.7.0

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.7.0</version>
</dependency>
<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-annotations</artifactId>
    <version>2.7.0</version>
</dependency>

I used spring4.3.3+jackson2.1 conflict, not compatible jackson2.1, just adjust to jackson2.7
Also heard that these are not compatible:
Spring 4.2+ Jackson 2.7 version conflict, not compatible with Jackson2.7, Jackson 2.6 should be used
Spring 4.1.6+ Jackson 2.7 Conflict Knowing that Jackson2.7 had to use a higher Spring release, reduced Jackson to 2.6

Error c3861: identifier not found | identifier not found

Just began to learn C++, today encountered more depressed problems, maybe beginners will encounter this problem, take it out to share.
Define a function, and then call in the main function, compile a run, prompt me “: identifier cannot be found “… , using VS2010.
I looked at it so many times, couldn’t find the solution, and finally found the answer on StackOverflow,
http://stackoverflow.com/questions/16290834/error-c3861-rolldice-identifier-not-found
The compiler compiles the contents of the file from top to bottom, and the function A is called in the main function, but because the main function is defined before the function A, the function A is not defined when it is used, so the “identifier cannot be found” situation occurs.
So, you just have to move the function forward.

Error 1500. Another program is in progress. You must complete another installation before continuing with this installation.

The first thing that comes to mind at this point is the reboot, which is usually the best method. Since the reason for this error may be that you are running multiple installers at the same time, a natural restart is the most convenient solution.
However, if the reboot doesn’t work, this is the time to consider whether Windows is a problem or not. I through the baidu, find a way to modify the registry, portal: http://www.aslike.net/showart.asp?Id = 74,

but I haven’t tried it yet, you can try it. If that doesn’t work, close all the visible installation Windows, CTRL + Alt + Delete, open task Manager, look in the process bar to see if there are any processes with the words “Install” or “Install” in them, and then terminate them. I solved the problem by finding a process called “Windows Circle R installer”, or Msiexec.exe, under the Background process Windows, and killing it. Reinstall and find the problem resolved.

SQL Server 2008 R2 MSSqlServer failed to start. Error code 17058

1. Modify the log location of MSSQLSERVER
(1) First check the error log:

You can see that ERRORLOG cannot be written
(2) Run → Regedit go to registry →Ctrl+F search “SQLArg”, change ERRORLOG name (change location is also ok, I added “new” before)

After OK, launch MSSQLSERVER successfully!
 
The original reference: https://blog.csdn.net/lunly_w/article/details/51614908, thank you!