Add debug message and better error handling for buy list dialog

journey_fm_app.py

@@ -454,13 +454,18 @@ class MainWindow(QMainWindow):
 
     def show_buy_list(self):
         """Show the Amazon buy list dialog with interactive features"""
+        QMessageBox.information(self, "Debug", "Show buy list called")
         try:
             with open('amazon_buy_list.txt', 'r') as f:
                 content = f.read()
         except FileNotFoundError:
             QMessageBox.information(self, "No Buy List", "No buy list available. Run an update to generate the list.")
             return
+        except Exception as e:
+            QMessageBox.critical(self, "Error", f"Failed to read buy list file: {e}")
+            return
 
+        try:
             # Parse content to get songs
             lines = content.split('\n')
             songs = []
@@ -522,6 +527,8 @@ class MainWindow(QMainWindow):
             dialog.raise_()
             dialog.activateWindow()
             dialog.exec()
+        except Exception as e:
+            QMessageBox.critical(self, "Error", f"Failed to show buy list dialog: {e}")
 
     def populate_buy_list(self, songs):
         """Populate the buy list widget"""