Tag Archives: Remote Connection

[Solved] Matlab 2021b install activate Error: License manager error – 103

Error reporting:

Firstly, this error is not a problem with the installation or activation of MATLAB. Secondly, this occurs only when the remote desktop uses MATLAB.

Cause analysis:

This is because matlab uses FLEXlm for license management, while FLEXlm does not support remote desktop access. However, you can use the license file with a little modification.

(reprint the solution of the license manager error – 103 reported by MATLAB on the remote desktop)

Solution:

1. Enter the license file under r2021b\licenses:

2. Open with Notepad:

3. Ctrl + H enters the replacement window and replaces’ sign = ‘with’ ts’_OK SIGN=’：

After modification, save.

Directly open matlab again, you can succeed!

Mysql 8.0.13 Enabling remote access (ERROR 1064 (42000): You have an error in your SQL syntax; check the manual th)

preface

When opening remote access permission on windows, we searched a lot of information. Most of the commands explaining how to open remote MySQL remote service are as follows:

grant all privileges on *.* to 'root'@'%' identified by 'Your passwords' with grant option

This method is not applicable to the version after MySQL 8.0.

you need to use the following command to start the remote service.

CREATE USER 'root'@'%' IDENTIFIED BY 'Your passwords'; 
GRANT ALL ON *.* TO 'root'@'%'; 
ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY 'Your passwords';

After the three commands are executed in sequence, refresh the permissions:

FLUSH PRIVILEGES;

Actual effect: