Hi, I'm trying to add new songs to a playlist through the API but I'm having a few problems. Uri uri = PowerAMPiAPI.ROOT_URI.buildUpon().appendEncodedPath("playlists").appendEncodedPath(playlistId) .appendEncodedPath("files").build(); ContentValues values = new ContentValues(); values.put("_id", audioId); return activity.getContentResolver().insert(uri, values); I also tried this but with no lucky: Uri uri = PowerAMPiAPI.ROOT_URI.buildUpon().appendEncodedPath("playlists").appendEncodedPath(playlistId).build(); As there is nothing on api demos related to playlists, I'm not sure I'