Václav, this bug was filed against version 1.6.5-0ubuntu1 during the development phase of Xubuntu 15.04. Without feedback from the reporter it is not easy to identify or fix bugs.
Therefore, please test version 1.6.10 from the following PPA: https://launchpad.net/~xubuntu-dev/+archive/ubuntu/xfce-4.12 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1425643 Title: thunar assert failure: *** Error in `/usr/bin/Thunar': double free or corruption (fasttop): 0x00007f9178009e70 *** To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunar/+bug/1425643/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs