Comment 14 for bug 1232947

Version-Release number of selected component:
system-config-printer-libs-1.4.3-1.fc20

Additional info:
reporter: libreport-2.1.8
cmdline: /usr/bin/python /usr/share/system-config-printer/scp-dbus-service.py
dso_list: dbus-python-1.1.1-6.fc20.x86_64
executable: /usr/share/system-config-printer/scp-dbus-service.py
kernel: 3.11.0-300.fc20.x86_64
runlevel: N 5
type: Python
uid: 1000

Truncated backtrace:
decorators.py:330:decorator:ValueError: Corrupt type signature

Traceback (most recent call last):
  File "/usr/share/system-config-printer/scp-dbus-service.py", line 297, in <module>
    class ConfigPrintingNewPrinterDialog(dbus.service.Object):
  File "/usr/share/system-config-printer/scp-dbus-service.py", line 370, in ConfigPrintingNewPrinterDialog
    signature='a{s}')
  File "/usr/lib/python2.7/site-packages/dbus/decorators.py", line 330, in decorator
    sig = tuple(Signature(signature))
ValueError: Corrupt type signature

Local variables in innermost frame:
member_name: 'DriverDownloadChecked'
emit_signal: <function emit_signal at 0x2073b18>
dbus_interface: 'org.fedoraproject.Config.Printing.NewPrinterDialog'
path_keyword: None
keyword: None
args: ['installed_files']
func: <function DriverDownloadChecked at 0x2073aa0>
signature: 'a{s}'
rel_path_keyword: None