Fix DatabaseOutOfDate exception using wrong variable names.

ycdl/exceptions.py

@@ -64,5 +64,9 @@ class BadTable(BadSQL):
 
 
 # GENERAL ERRORS
+OUTOFDATE = '''
+Database is out of date. {existing} should be {new}.
+Please run utilities\\database_upgrader\\database_upgrader.py "{filepath.absolute_path}"
+'''.strip()
 class DatabaseOutOfDate(YCDLException):
-    error_message = 'Database is out-of-date. {current} should be {new}.'
+    error_message = OUTOFDATE

ycdl/ycdldb.py

@@ -413,7 +413,7 @@ class YCDLDB(
             raise exceptions.DatabaseOutOfDate(
                 existing=existing,
                 new=constants.DATABASE_VERSION,
-                filepath=self.database_filepath,
+                filepath=self.data_directory,
             )
 
     def _first_time_setup(self):