diff --git a/module/luahook/crack.py b/module/luahook/crack.py
index 127c09b75..5713738c9 100644
--- a/module/luahook/crack.py
+++ b/module/luahook/crack.py
@@ -79,6 +79,9 @@ def do_crack_op_on_func(
 def do_crack_op(config: AzurLaneConfig, device: Device, ops: Union[Type[CrackOp.Op], List[Type[CrackOp.Op]]]):
     if not config.full_config.Hook_HookGeneral_Enable:
         return
+    if not device.app_is_running():
+        logger.info("Game not running, do not crack")
+        return
     if isinstance(ops, list):
         l = ops
     else: