[hidalgo67]

I think, I’m a step ahead. First I had to delete the trailing / in the photo_library_path section
Then I get the following

Code:

11:59:52 T:3612  NOTICE: -->Python Interpreter Initialized<--
11:59:52 T:3612  NOTICE: photoapp.gui: Copy Photo Library Database...
11:59:52 T:3612  NOTICE: photoapp.gui: from smb://BIGBOX/Pictures/Fotos-Mediathek.photoslibrary/database/Library.apdb to C:\Users\pvr\AppData\Roaming\Kodi\userdata\addon_data\plugin.image.photoapp\Library.apdb
11:59:52 T:3612   ERROR: XFILE::CDirectory::Create - Error creating C:\
11:59:52 T:3612  NOTICE: photoapp.db: Opening database: C:\Users\pvr\AppData\Roaming\Kodi\userdata\addon_data\plugin.image.photoapp\Library.apdb
11:59:52 T:848  NOTICE: Thread BackgroundLoader start, auto delete: false
11:59:54 T:5212  NOTICE: Thread LanguageInvoker start, auto delete: false
11:59:54 T:5212  NOTICE: -->Python Interpreter Initialized<--
11:59:54 T:5212  NOTICE: {'action': 'moments'}
11:59:54 T:5212   ERROR: EXCEPTION Thrown (PythonToCppException) : -->Python callback/script returned the following error<--
                                             - NOTE: IGNORING THIS CAN LEAD TO MEMORY LEAKS!
                                            Error Type: <type 'exceptions.WindowsError'>
                                            Error Contents: (123, 'Die Syntax f\xfcr den Dateinamen, Verzeichnisnamen oder die Datentr\xe4gerbezeichnung ist falsch', 'smb://BIGBOX/Pictures/Fotos-Mediathek.photoslibrary/database/Library.apdb')
                                            Traceback (most recent call last):
                                              File "C:\Users\pvr\AppData\Roaming\Kodi\addons\plugin.image.photoapp-master\addon.py", line 290, in <module>
                                                photoApp = PhotoAppGUI()
                                              File "C:\Users\pvr\AppData\Roaming\Kodi\addons\plugin.image.photoapp-master\addon.py", line 82, in __init__
                                                (os.stat(self.photo_app_db_file).st_mtime > os.stat(database_copy).st_mtime)):
                                            WindowsError: (123, 'Die Syntax f\xfcr den Dateinamen, Verzeichnisnamen oder die Datentr\xe4gerbezeichnung ist falsch', 'smb://BIGBOX/Pictures/Fotos-Mediathek.photoslibrary/database/Library.apdb')
                                            -->End of Python script error report<--
11:59:54 T:5192   ERROR: XFILE::CDirectory::GetDirectory - Error getting plugin://plugin.image.photoapp/?action=moments
11:59:54 T:5192   ERROR: CGUIMediaWindow::GetDirectory(plugin://plugin.image.photoapp/?action=moments) failed
11:59:54 T:5108  NOTICE: Thread LanguageInvoker start, auto delete: false

What is this XFILE that cannot be created?
Then it says an error in the syntax of the Library.apdb
I tried it with my working Library and with a new one too.