do you have internet connection ? what's showing when error appears maybe its repositories problem or dns could you do picture of this moment

The problem was GNOME installation, however I downloaded it. But I lost the network manager driver suppose. I cannot see network manager it shows contact Vendor, can you help me out. When I command for apt-get network-manager. It shows no such files.

don't use apt-get it was deprecated use apt or aptitude 1 2 gnome-network-manager apt update then apt install gnome-network-manager

i think i dont have the network manager file
can't find in "etc" folder in "files". its just "Network" named file

what's output of service network-manager status second did you installed gnome-network-manager package i mentioned above

This report has been filed against an old version of Kali. We will be closing this ticket due to inactivity.

Please could you see if you are able to replicate this issue with the latest version of Kali Linux (https://www.kali.org/get-kali/)?

If you are still facing the same problem, feel free to re-open the ticket. If you choose to do this, could you provide more information to the issue you are facing, and also give information about your setup?
For more information, please read: https://www.kali.org/docs/community/submitting-issues-kali-bug-tracker/