This appears to be a dup of bug 1679435
There is plenty of detail to be found, but the most important TL;DR for you is that it usually goes away by either of: 1. re-running theinstall/update 2. running the install/update in a console like $ sudo apt upgrade
This appears to be a dup of bug 1679435
There is plenty of detail to be found, but the most important TL;DR for you is that it usually goes away by either of:
1. re-running theinstall/update
2. running the install/update in a console like
$ sudo apt upgrade