Description of problem:
started ide, pressed the staged changes (git) button, closed this window.

Version-Release number of selected component:
ninja-ide-2.1.1-4.fc17

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
cmdline:        /usr/bin/python /usr/bin/ninja-ide
kernel:         3.6.7-4.fc17.x86_64

backtrace:
:subprocess.py:544:check_output:CalledProcessError: Command '['git', 'diff', '--staged', u'/home/alkavan/src/mongo-10gen-dev-course/M101/hello_world.py']' returned non-zero exit status 129
:
:Traceback (most recent call last):
:  File "/home/alkavan/.ninja_ide/addins/plugins/git/Git.py", line 464, in <lambda>
:    self.connect(git_stage,SIGNAL('triggered()'), lambda: self.text_call("--staged"))
:  File "/home/alkavan/.ninja_ide/addins/plugins/git/Git.py", line 563, in text_call
:    self.text[editor] = self.git.text(path,file,state,text_file)
:  File "/home/alkavan/.ninja_ide/addins/plugins/git/GitCalls/git.py", line 84, in text
:    call = subprocess.check_output(["git","diff",state,file])
:  File "/usr/lib64/python2.7/subprocess.py", line 544, in check_output
:    raise CalledProcessError(retcode, cmd, output=output)
:CalledProcessError: Command '['git', 'diff', '--staged', u'/home/alkavan/src/mongo-10gen-dev-course/M101/hello_world.py']' returned non-zero exit status 129
:
:Local variables in innermost frame:
:retcode: 129
:process: <subprocess.Popen object at 0x339a3d0>
:cmd: ['git', 'diff', '--staged', u'/home/alkavan/src/mongo-10gen-dev-course/M101/hello_world.py']
:unused_err: None
:kwargs: {}
:output: ''
:popenargs: (['git', 'diff', '--staged', u'/home/alkavan/src/mongo-10gen-dev-course/M101/hello_world.py'],)