04/24 Fixed keyring issues

app.py

@@ -65,7 +65,15 @@ class App(tk.Tk):
         SettingsView(self, on_save_callback=on_complete, first_run=True)
 
     def _init_db(self):
-        """Initialise database schema, then proceed to login."""
+        """Initialise database schema, then proceed to login.
+
+        reload_db_config() is called first to ensure DB_CONFIG is populated
+        with the credentials just saved by the Settings dialog. Without this,
+        DB_CONFIG retains its placeholder values for the remainder of the
+        first-run session and every connection attempt fails.
+        """
+        from config import reload_db_config
+        reload_db_config()
         try:
             initialize_database()
             # Signal the DB log handler that the pool is ready so queued