diff --git a/gamesrv/base/scene.go b/gamesrv/base/scene.go
index 5ab27bc..c431b64 100644
--- a/gamesrv/base/scene.go
+++ b/gamesrv/base/scene.go
@@ -2757,6 +2757,9 @@ func (this *Scene) TryRelease() {
 }
 func (this *Scene) GetMachineServerSecret(Appid int64, platform string) string {
 	config := ConfigMgrInst.GetConfig(platform).MachineConfig
+	if config == nil {
+		return ""
+	}
 	for _, info := range config.Info {
 		if info.AppId == Appid {
 			return info.ServerSecret