upowerd crashed with SIGABRT in __assert_fail_base()

[Till Kamppeter]

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ProblemType: Crash
DistroRelease: Ubuntu 14.10
Package: upower 0.9.23-2ubuntu2
ProcVersionSignature: Ubuntu 3.16.0-6.11-generic 3.16.0-rc7
Uname: Linux 3.16.0-6-generic x86_64
ApportVersion: 2.14.5-0ubuntu3
Architecture: amd64
CrashCounter: 1
Date: Tue Aug 5 18:13:51 2014
ExecutablePath: /usr/lib/upower/upowerd
InstallationDate: Installed on 2013-06-05 (426 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130605)
ProcCmdline: /usr/lib/upower/upowerd
ProcEnviron:

Signal: 6
SourcePackage: upower
StacktraceTop:
 __assert_fail_base (fmt=0x7f031b2878b0 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f031b4d3721 "data", file=file@entry=0x7f031b4d3748 "plist.c", line=line@entry=194, function=function@entry=0x7f031b4d3ad0 "plist_copy_node") at assert.c:92
 __GI___assert_fail (assertion=0x7f031b4d3721 "data", file=0x7f031b4d3748 "plist.c", line=194, function=0x7f031b4d3ad0 "plist_copy_node") at assert.c:101
 ?? () from /usr/lib/x86_64-linux-gnu/libplist.so.2
 plist_copy () from /usr/lib/x86_64-linux-gnu/libplist.so.2
 ?? () from /usr/lib/x86_64-linux-gnu/libimobiledevice.so.4
SystemImageInfo: Error: [Errno 2] No such file or directory: 'system-image-cli'
Title: upowerd crashed with SIGABRT in __assert_fail_base()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 __assert_fail_base (fmt=0x7f031b2878b0 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f031b4d3721 "data", file=file@entry=0x7f031b4d3748 "plist.c", line=line@entry=194, function=function@entry=0x7f031b4d3ad0 "plist_copy_node") at assert.c:92
 __GI___assert_fail (assertion=0x7f031b4d3721 "data", file=0x7f031b4d3748 "plist.c", line=194, function=0x7f031b4d3ad0 "plist_copy_node") at assert.c:101
 ?? () from /tmp/apport_sandbox_7Q_fKf/usr/lib/x86_64-linux-gnu/libplist.so.2
 plist_copy () from /tmp/apport_sandbox_7Q_fKf/usr/lib/x86_64-linux-gnu/libplist.so.2
 lockdownd_pair_record_to_plist (pair_record=0x0) at lockdown.c:827

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.