compiz crashed with SIGSEGV in nux::Memcpy()

Binary package hint: unity

After last update this morning unity crashed in session startup. On the second time (run from console) it started up ok.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: libnux-0.9-0 0.9.34-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.36-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
Date: Sat Mar 19 14:43:55 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
ProcCmdline: compiz
SegvAnalysis:
 Segfault happened at: 0x928970: movdqu (%eax),%xmm0
 PC (0x00928970) ok
 source "(%eax)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%xmm0" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libc.so.6
 nux::Memcpy(void*, void const*, unsigned int) () from /usr/lib/libnux-core-0.9.so.0
 nux::CairoGraphics::GetBitmap() () from /usr/lib/libnux-image-0.9.so.0
 PanelMenuView::Refresh() () from /usr/lib/compiz/libunityshell.so
 PanelMenuView::OnActiveWindowChanged(_BamfView*, _BamfView*) () from /usr/lib/compiz/libunityshell.so
Title: compiz crashed with SIGSEGV in nux::Memcpy()
UpgradeStatus: Upgraded to natty on 2010-12-16 (92 days ago)
UserGroups: adm admin cdrom dialout fuse lpadmin plugdev sambashare src sudo
XsessionErrors:
 (tracker-miner-fs:1777): Tracker-CRITICAL **: Could not execute sparql: Unable to insert multiple values for subject `urn:software-category:%2Fusr%2Fshare%2Fdesktop-directories%2Fgnomecc.directory' and single valued property `nfo:fileLastModified' (old_value: '<untransformable>', new value: '<untransformable>')
 (tracker-miner-fs:1777): Tracker-CRITICAL **: Could not execute sparql: Unable to insert multiple values for subject `urn:software-category:%2Fusr%2Fshare%2Fdesktop-directories%2Fwine-Programs-Accessories.directory' and single valued property `nfo:fileLastModified' (old_value: '<untransformable>', new value: '<untransformable>')
 (tracker-miner-fs:1777): Tracker-CRITICAL **: Could not execute sparql: Unable to insert multiple values for subject `urn:software-category:%2Fusr%2Fshare%2Fdesktop-directories%2Fwine-Programs.directory' and single valued property `nfo:fileLastModified' (old_value: '<untransformable>', new value: '<untransformable>')
 (tracker-miner-fs:1777): Tracker-CRITICAL **: Could not execute sparql: Unable to insert multiple values for subject `urn:software-category:%2Fusr%2Fshare%2Fdesktop-directories%2Fwine-wine.directory' and single valued property `nfo:fileLastModified' (old_value: '<untransformable>', new value: '<untransformable>')