I am unable to save file when I have completed the diagram in this case a class diagram. I keep getting save file error (There was a problem saving.....) Reproducible: Always Expected Results: It should be able to save the work done using the software!
This is probably an ubuntu installation problem. See https://bugs.kde.org/show_bug.cgi?id=361479#c3 for more details. *** This bug has been marked as a duplicate of bug 361479 ***