🐛 | Inform user if loading fails

gui.py

@@ -1196,6 +1196,25 @@ class PlaybackBar(QWidget):
         self._visualizer.set_playing(False)
         self._visualizer.set_loading(False)
 
+    def show_error(self, message: str) -> None:
+        """Show a temporary error message in the song info area."""
+        self._np_title.setText("⚠️  " + message)
+        self._np_artist.setText("")
+        self._play_btn.setText("▶")
+        self._progress.setValue(0)
+        self._time_lbl.setText("0:00")
+        self._dur_lbl.setText("0:00")
+        self._duration_ms = 0
+        self._progress.setEnabled(False)
+        self._visualizer.set_playing(False)
+        self._visualizer.set_loading(False)
+        QTimer.singleShot(4000, lambda: self._clear_error())
+
+    def _clear_error(self) -> None:
+        """Restore the "Not playing" text after an error."""
+        if self._player.is_stopped() and self._player.get_queue_length() == 0:
+            self._np_title.setText(_STYLE_NOT_PLAYING)
+
     @Slot(str)
     def _on_state_changed(self, state: str) -> None:
         if state == "playing":
@@ -2693,6 +2712,7 @@ class TunettiWindow(QMainWindow):
     @Slot(dict)
     def _on_player_error(self, err: dict) -> None:
         log.error("Player error: %s", err.get("error", "unknown"))
+        self._playback.show_error(err.get("error", "Playback error"))
 
     @Slot(int)
     def _on_player_seeked(self, position_ms: int) -> None: