Posted by LordOfBikes on Mar 06, 2020; 4:52pm
URL: https://forum.librecad.org/Autocad-2004-doesn-t-open-files-exported-as-2004DXF-by-LibreCad-tp5718509p5718514.html

Sorry,

read twice, post once and not vice versa

So you already have used DXF 2004.
Then you can try to use an older version, e.g DXF 2000 or even R14.
Or, if possible, post one of the drawings, then we can have a look what's wrong.

Armin