[PrestaShopModuleException]

Hook with the name displayHeader has been registered by Vp_Erply, but the corresponding method hookDisplayHeader has not been defined in the Module class.
at line 558 in file classes/Hook.php

553.                     $hook_name,
554.                     get_class($module_instance),
555.                     self::getMethodName($hook_name)
556.                 );
557.                 if (_PS_MODE_DEV_) {
558.                     throw new PrestaShopModuleException($message);
559.                 }
560.                 $logger = new LegacyLogger();
561.                 $logger->warning($message);
562.             }
563.