Fail setResolvedUrl on 1st run

- Using add-on paths in the Kodi library, we need to make sure that the subsequent call of xbmc.setresolvedUrl fails or is forwarded once again

resources/lib/playqueue.py

@@ -185,14 +185,13 @@ class PlayqueueMonitor(Thread):
             else:
                 LOG.debug('Detected new Kodi element at position %s: %s ',
                           i, new_item)
+                if playqueue.id is None:
+                    LOG.debug('Not yet initiating playback')
+                    return
                 try:
-                    if playqueue.id is None:
-                        PL.init_Plex_playlist(playqueue,
-                                              kodi_item=new_item)
-                    else:
-                        PL.add_item_to_PMS_playlist(playqueue,
-                                                    i,
-                                                    kodi_item=new_item)
+                    PL.add_item_to_PMS_playlist(playqueue,
+                                                i,
+                                                kodi_item=new_item)
                 except PL.PlaylistError:
                     # Could not add the element
                     pass