diff --git a/cozy/control/mpris.py b/cozy/control/mpris.py
index 42e0746d..b1098fef 100644
--- a/cozy/control/mpris.py
+++ b/cozy/control/mpris.py
@@ -392,6 +392,7 @@ def _on_app_setting_changed(self, event: str, _):
 
     def _on_current_changed(self) -> None:
         if not self._player.loaded_book:
+            print("mpris: book is not loaded")
             return
 
         self._metadata = self._get_new_metadata(self._player.loaded_book)
diff --git a/cozy/media/gst_player.py b/cozy/media/gst_player.py
index 27396c40..6fb83f53 100644
--- a/cozy/media/gst_player.py
+++ b/cozy/media/gst_player.py
@@ -125,26 +125,43 @@ def init(self):
         if self._player:
             self.dispose()
 
+        print('init: test1')
         self._player = Gst.ElementFactory.make("playbin", "player")
+        print('init: test2')
         scaletempo = Gst.ElementFactory.make("scaletempo", "scaletempo")
+        print('init: test3')
         scaletempo.sync_state_with_parent()
 
+        print('init: test4')
         audiobin = Gst.ElementFactory.make("bin", "audiosink")
+        print('init: test5')
         audiobin.add(scaletempo)
+        print('init: test6')
 
         audiosink = Gst.ElementFactory.make("autoaudiosink", "audiosink")
+        print('init: test7')
         audiobin.add(audiosink)
+        print('init: test8')
 
+        print('init: test9')
         scaletempo.link(audiosink)
+        print('init: test10')
         pad = scaletempo.get_static_pad("sink")
+        print('init: test11')
         ghost_pad = Gst.GhostPad.new("sink", pad)
+        print('init: test12')
         audiobin.add_pad(ghost_pad)
+        print('init: test13')
 
         self._player.set_property("audio-sink", audiobin)
+        print('init: test14')
 
         self._bus = self._player.get_bus()
+        print('init: test15')
         self._bus.add_signal_watch()
+        print('init: test16')
         self._bus_signal_id = self._bus.connect("message", self._on_gst_message)
+        print('init: test17')
 
     def dispose(self):
         if not self._player:
@@ -159,15 +176,22 @@ def dispose(self):
         self.emit_event("dispose")
 
     def load_file(self, path: str):
+        print('load_file: test1')
         self.init()
+        print('load_file: test2')
 
         if not os.path.exists(path):
             raise FileNotFoundError()
 
+        print('load_file: test3')
         self._player.set_property("uri", "file://" + path)
+        print('load_file: test4')
         self._player.set_state(Gst.State.PAUSED)
+        print('load_file: test5')
         self._player.set_property("volume", self._volume)
+        print('load_file: test6')
         self._player.set_property("mute", False)
+        print('load_file: test7')
 
     def play(self):
         if not self._is_player_loaded() or self.state == GstPlayerState.PLAYING:
diff --git a/cozy/media/player.py b/cozy/media/player.py
index e018a4b0..b381687f 100644
--- a/cozy/media/player.py
+++ b/cozy/media/player.py
@@ -219,10 +219,12 @@ def _load_chapter(self, chapter: Chapter):
                 return
 
         if file_changed or self._should_jump_to_chapter_position(chapter.position):
+            print("setting position to chapter position: " + str(chapter.position))
             self._gst_player.position = chapter.position
             self._gst_player.playback_speed = self._book.playback_speed
 
         if file_changed or self._book.position != chapter.id:
+            print("setting book position to chapter id: " + str(chapter.id))
             self._book.position = chapter.id
             self.emit_event_main_thread("chapter-changed", self._book)