E: Unable to fetch some archives, maybe run apt-get update or try with –fix-missing?

Install software error
apt-get install python-minimal

E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?

Reason:  the Error message indicates that the package failed to download to a database in the source.

Solution:
apt-get update
or
apt-get clean
apt-get update

problem resolution
1. source itself
According to the prompt, we should first update the source with apt-get. If this error is still reported after apt-get update, it means that there is an error in this source. Try the APt-get update– fix-Missing and still report this error, and change the source decisively
2. Network problems
The gateway mistakenly intercepts the packet or the firewall intentionally blocks it (for example, when the UPDATE contains the source of The Google Chrome browser, the IP will be automatically redirected to 6.6.6.6).
3. Replace source
sudo vim /etc/resolv.conf
Add the nameserver 8.8.8.8
The second:
The content of /etc/apt/ source. list is replaced with
sudo apt-get update

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