Error addic7ed

23:00:09 T:2795500624   ERROR: EXCEPTION Thrown (PythonToCppException) : -->Python callback/script returned the following error<--
                                             - NOTE: IGNORING THIS CAN LEAD TO MEMORY LEAKS!
                                            Error Type: <type 'exceptions.AttributeError'>
                                            Error Contents: 'NoneType' object has no attribute 'groups'
                                            Traceback (most recent call last):
                                              File "/storage/.xbmc/addons/service.subtitles.addic7ed/service.py", line 135, in <module>
                                                Search(item)
                                              File "/storage/.xbmc/addons/service.subtitles.addic7ed/service.py", line 58, in Search
                                                file_name = self_release_filename_pattern.match(str(os.path.basename(item['file_original_path']))).groups()[0].lower()
                                            AttributeError: 'NoneType' object has no attribute 'groups'
                                            -->End of Python script error report<--
23:00:10 T:2620855376   ERROR: GetDirectory - Error getting plugin://service.subtitles.addic7ed/?action=search&languages=Dutch