Fatal error: Uncaught Error: Class "CDbMigration" not found in /home/iiranfr7/public_html/hub/console/migrations/m160918_104510_initDb.php:3 Stack trace: #0 {main} thrown in /home/iiranfr7/public_html/hub/console/migrations/m160918_104510_initDb.php on line 3