2023-10-10, 14:51
The error in the log is saying the plugin couldn't find the username in the settings file (KODI_HOME/.kodi/userdata/addon_data/plugin.audio.spotify/settings.xml).
Have you tried restarting Kodi? Otherwise have a look in that file and see if your username is there.
Have you tried restarting Kodi? Otherwise have a look in that file and see if your username is there.