diff --git a/core/core-frontend/src/pages/panel/main.ts b/core/core-frontend/src/pages/panel/main.ts
index 8f3821763c..c57c42f657 100644
--- a/core/core-frontend/src/pages/panel/main.ts
+++ b/core/core-frontend/src/pages/panel/main.ts
@@ -193,6 +193,7 @@ class DataEaseBi {
     this.pid = null
     this.chartId = null
     this.resourceId = null
+    this.vm = null
     console.log('this.vm2', this.vm)
   }
 }