This bug has been reported on Ubuntu Launchpad as: https://bugs.launchpad.net/bugs/444163 This issue is happening on both i386 and amd64 systems. thunar-volman assert failure: thunar-vfs:ERROR:thunar-vfs-path.c:1201:_thunar_vfs_path_shutdown: assertion failed: (home_components[n]->ref_count == 1) ProblemType: Crash Architecture: amd64 AssertionMessage: thunar-vfs:ERROR:thunar-vfs-path.c:1201:_thunar_vfs_path_shutdown: assertion failed: (home_components[n]->ref_count == 1) Date: Tue Oct 6 03:04:54 2009 DistroRelease: Ubuntu 9.10 ExecutablePath: /usr/bin/thunar-volman NonfreeKernelModules: nvidia Package: thunar-volman 0.3.80-2ubuntu1 ProcCmdline: /usr/bin/thunar-volman -c ProcEnviron: LANG=de_CH.UTF-8 SHELL=/bin/bash Signal: 6 SourcePackage: thunar-volman StacktraceTop: raise () from /lib/libc.so.6 abort () from /lib/libc.so.6 g_assertion_message () from /lib/libglib-2.0.so.0 g_assertion_message_expr () ?? () from /usr/lib/libthunar-vfs-1.so.2 Tags: ubuntu-unr Title: thunar-volman assert failure: thunar-vfs:ERROR:thunar-vfs-path.c:1201:_thunar_vfs_path_shutdown: assertion failed: (home_components[n]->ref_count == 1) Uname: Linux 2.6.31-020631-generic x86_64 UserGroups: adm admin cdrom dialout lpadmin mythtv plugdev sambashare attachments and duplicate reports available on Ubuntu launchpad
We see this as well a bit in Fedora. See: https://bugzilla.redhat.com/show_bug.cgi?id=691249 for backtrace info. It may be related to killing xfdesktop to cycle backgrounds.
Closing. Please reopen if still reproducible on an up-to-date system.