Posted by dellus on Feb 06, 2023; 9:10pm
URL: https://forum.librecad.org/Auto-created-blocks-in-block-list-tp5722458p5722463.html

I have searched and found this thread:https://forum.librecad.org/Librecad-keeps-adding-blocks-to-block-list-tp5715315p5720470.html
It seems the issue indeed has not been fixed, wrong remembrance. You can avoid it by using Move/Copy instead of Copy and Paste.