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I can confirm the segmentation fault on 21.04. I've also found a corresponding Debian bug, and have attached a bug watch. Btw, when reporting bugs in the future please use apport by using 'ubuntu-bug' and the name of the package affected. This automatically adds information like version numbers and Ubuntu release. You can learn more about this functionality at https://wiki.ubuntu.com/ReportingBugs. ** Bug watch added: Debian Bug tracker #986623 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=986623 ** Also affects: tuxmath (Debian) via https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=986623 Importance: Unknown Status: Unknown ** Changed in: tuxmath (Ubuntu) Status: New => Confirmed ** Tags added: hirsute -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1936746 Title: Segmentation fault on 21.04 Hirsute Hippo To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/tuxmath/+bug/1936746/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs