diff --git a/app/musicmuster.py b/app/musicmuster.py
index c25dde6..76acbbc 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -260,7 +260,7 @@ class Window(QMainWindow, Ui_MainWindow):
     def debug(self):
         """Invoke debugger"""
 
-        import ipdb
+        import ipdb                                     # type: ignore
         ipdb.set_trace()
 
     def disable_play_next_controls(self) -> None:
diff --git a/app/playlists.py b/app/playlists.py
index 48279d5..877af2b 100644
--- a/app/playlists.py
+++ b/app/playlists.py
@@ -415,7 +415,7 @@ class PlaylistTab(QTableWidget):
 
         # Determin cell type changed
         with Session() as session:
-            if self.edit_cell_type == "row_notes":
+            if self.edit_cell_type == ROW_NOTES:
                 # Get playlistrow object
                 plr_id = self._get_playlistrow_id(row)
                 plr_item = session.get(PlaylistRows, plr_id)
@@ -434,9 +434,10 @@ class PlaylistTab(QTableWidget):
                     if track:
                         update_current = row == self._get_current_track_row()
                         update_next = row == self._get_next_track_row()
-                        if self.edit_cell_type == "title":
+                        if self.edit_cell_type == TITLE:
+                            log.debug(f"KAE: _cell_changed:438, {new_text=}")
                             track.title = new_text
-                        elif self.edit_cell_type == "artist":
+                        elif self.edit_cell_type == ARTIST:
                             track.artist = new_text
                         if update_current:
                             self.musicmuster.update_current_track(track)
@@ -487,25 +488,21 @@ class PlaylistTab(QTableWidget):
                 # If a track row, we only allow editing of title, artist and
                 # note. Check that this column is one of those.
                 self.edit_cell_type = None
-                if column == TITLE:
-                    self.edit_cell_type = "title"
-                elif column == ARTIST:
-                    self.edit_cell_type = "artist"
-                elif column == ROW_NOTES:
-                    self.edit_cell_type = "row_notes"
+                if column in [TITLE, ARTIST, ROW_NOTES]:
+                    self.edit_cell_type = column
                 else:
                     # Can't edit other columns
                     return False
 
                 # Check whether we're editing a notes row for later
-                if self.edit_cell_type == "row_notes":
+                if self.edit_cell_type == ROW_NOTES:
                     note_column = ROW_NOTES
             else:
                 # This is a section header.
                 if column != HEADER_NOTES_COLUMN:
                     return False
                 note_column = HEADER_NOTES_COLUMN
-                self.edit_cell_type = "row_notes"
+                self.edit_cell_type = ROW_NOTES
 
             # Disable play controls so that keyboard input doesn't
             # disturb playing
@@ -615,6 +612,7 @@ class PlaylistTab(QTableWidget):
             self.setItem(row, START_GAP, start_gap_item)
 
             title_item = QTableWidgetItem(row_data.track.title)
+            log.debug(f"KAE: insert_row:615, {title_item.text()=}")
             self.setItem(row, TITLE, title_item)
 
             artist_item = QTableWidgetItem(row_data.track.artist)
@@ -1957,6 +1955,7 @@ class PlaylistTab(QTableWidget):
             item_startgap.setBackground(QColor("white"))
 
         item_title = self.item(row, TITLE)
+        log.debug(f"KAE: _update_row:1958, {track.title=}")
         item_title.setText(track.title)
 
         item_artist = self.item(row, ARTIST)