Posted by Draftsman on
URL: https://forum.librecad.org/trim-command-tp5717948p5717962.html

For the first 15 years of career as an Architect, I was used to drawing black on white and continued this when I switched to AutoCAD. However, Librecad doesn't like a white background. As soon as I switched it to black, the trim command works! Another lesson learned.