here is output after run command:

Starting program: /usr/bin/unity-2d-panel 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe6dd0700 (LWP 6389)]
[New Thread 0x7fffe65cf700 (LWP 6390)]
unity-2d-panel: [DEBUG] Scanning panel plugin directory 
"/usr/lib/unity-2d/plugins/panel" 
unity-2d-panel: [DEBUG] Loading panel plugin: 
"/usr/lib/unity-2d/plugins/panel/libpanelplugin-appindicator.so" 
unity-2d-panel: [DEBUG] Loading panel plugin: 
"/usr/lib/unity-2d/plugins/panel/libpanelplugin-appname.so" 
unity-2d-panel: [DEBUG] Loading panel plugin: 
"/usr/lib/unity-2d/plugins/panel/libpanelplugin-indicator.so" 
unity-2d-panel: [DEBUG] Loading panel plugin: 
"/usr/lib/unity-2d/plugins/panel/libpanelplugin-legacytray.so" 
unity-2d-panel: [DEBUG] Loading panel plugin: 
"/usr/lib/unity-2d/plugins/panel/libpanelplugin-separator.so" 
unity-2d-panel: [DEBUG] Configured plugins list is: ("appname", "!legacytray", 
"indicator") 
unity-panel-service: no process found
[New Thread 0x7fffdd57e700 (LWP 6392)]
unity-2d-panel: [WARNING] X Error: BadWindow (invalid Window parameter) 3
  Major opcode: 18 (X_ChangeProperty)
  Resource id:  0x0
unity-2d-panel: [DEBUG] virtual void Hotkey::connectNotify(const char*): 
Grabbing hotkey "Alt+F10" 

Program received signal SIGSEGV, Segmentation fault.
0x00007fffdf9c3070 in 
MenuBarWidget::onObjectAdded(boost::shared_ptr<unity::indicator::Indicator> 
const&) ()
   from /usr/lib/unity-2d/plugins/panel/libpanelplugin-appname.so.0

...and here is after backtrace command:

#0  0x00007fffdf9c3070 in 
MenuBarWidget::onObjectAdded(boost::shared_ptr<unity::indicator::Indicator> 
const&) ()
   from /usr/lib/unity-2d/plugins/panel/libpanelplugin-appname.so.0
#1  0x00007fffeffdb19d in 
unity::indicator::Indicators::Impl::AddIndicator(std::string const&) () from 
/usr/lib/libunity-core-5.0.so.5
#2  0x00007fffeffdb59d in 
unity::indicator::Indicators::AddIndicator(std::string const&) () from 
/usr/lib/libunity-core-5.0.so.5
#3  0x00007fffeffb2a4e in ?? () from /usr/lib/libunity-core-5.0.so.5
#4  0x00007fffeffb37aa in ?? () from /usr/lib/libunity-core-5.0.so.5
#5  0x00007ffff1a7297d in g_simple_async_result_complete () from 
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007ffff1ad0166 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x00007ffff1a7297d in g_simple_async_result_complete () from 
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#8  0x00007ffff1ac61ea in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#9  0x00007ffff1a7297d in g_simple_async_result_complete () from 
/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#10 0x00007ffff1a72aac in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#11 0x00007ffff552cd8a in g_main_context_dispatch () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007ffff552d150 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007ffff552d214 in g_main_context_iteration () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007ffff6de3a2f in 
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () 
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007ffff737fb1e in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#16 0x00007ffff6db32f2 in 
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from 
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#17 0x00007ffff6db3547 in 
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from 
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#18 0x00007ffff6db85d7 in QCoreApplication::exec() () from 
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#19 0x000000000040411a in main ()

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https://bugs.launchpad.net/bugs/968105

Title:
  Unity-2d panel craches after login, segmentation fault when trying to
  start it manually

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