Posted by Rallaz on Jul 04, 2011; 4:57pm
URL: https://forum.librecad.org/Undo-Segfault-tp4547570p4550653.html

I have found the bug in my commit  dffcc33cec204ace9280 (11-06-2011), send a pull request.

Eric:
could you test more exhaustively if it is corrected?

Rallaz

PS this is the patch:

             do {
                 if (!( l->undoables.isEmpty()) )
                     u = l->undoables.first();
+                else
+                   u = NULL;
                 if (u!=NULL) {
                     // Remove the pointer from _all_ cycles:
                                         for (int i = 0; i < undoList.size(); ++i) {