bleachbit.py crashed with SIGABRT in raise()

[ubername]

Don't know if this is included in the files that are sent with the report, but I was running from a terminal and the last few lines of output were:

Traceback (most recent call last):
  File "/usr/share/bleachbit/bleachbit/Worker.py", line 88, in execute
    for ret in cmd.execute(self.really_delete):
  File "/usr/share/bleachbit/bleachbit/Command.py", line 131, in execute
    for func_ret in self.func():
  File "/usr/share/bleachbit/bleachbit/Memory.py", line 261, in wipe_memory
    enable_swap_linux()
  File "/usr/share/bleachbit/bleachbit/Memory.py", line 83, in enable_swap_linux
    raise RuntimeError(outputs[1].replace("\n", ""))
RuntimeError: swapon: /dev/mapper/cryptswap1: open failed: Permission denied
debug: elapsed time: 39 seconds
[xcb] Unknown sequence number while processing queue
[xcb] Most likely this is a multi-threaded client and XInitThreads has not been called
[xcb] Aborting, sorry about that.
python: ../../src/xcb_io.c:273: poll_for_event: Assertion `!xcb_xlib_threads_sequence_lost' failed.
Aborted (core dumped)

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: bleachbit 0.9.1-1
ProcVersionSignature: Ubuntu 3.2.0-14.23-generic 3.2.3
Uname: Linux 3.2.0-14-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 1.91-0ubuntu1
Architecture: i386
Date: Sun Feb 5 22:53:35 2012
EcryptfsInUse: Yes
ExecutablePath: /usr/share/bleachbit/bleachbit.py
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python /usr/bin/bleachbit
Signal: 6
SourcePackage: bleachbit
StacktraceTop:
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 __assert_fail () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
Title: bleachbit.py crashed with SIGABRT in raise()
UpgradeStatus: Upgraded to precise on 2012-01-28 (8 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #925288, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.