diff --git a/mindinsight/ui/src/components/debugger-tensor.vue b/mindinsight/ui/src/components/debugger-tensor.vue
index 92afb35b..4837f2c1 100644
--- a/mindinsight/ui/src/components/debugger-tensor.vue
+++ b/mindinsight/ui/src/components/debugger-tensor.vue
@@ -614,6 +614,7 @@ export default {
           this.curRowObj.full_name = data.full_name;
           this.curRowObj.graph_name = data.graph_name;
           this.curRowObj.has_prev_step = data.has_prev_step;
+          this.curRowObj.type = 'value';
           this.curRowObj.shape = JSON.stringify(data.shape || []);
 
           nodes.on('click', null);
@@ -648,11 +649,17 @@ export default {
           .zoom()
           .on('start', () => {
             const event = currentEvent.sourceEvent;
+            if (!event) {
+              return;
+            }
             pointer.start.x = event.x;
             pointer.start.y = event.y;
           })
           .on('zoom', () => {
             const event = currentEvent.sourceEvent;
+            if (!event) {
+              return;
+            }
             const transformData = this.$parent.getTransformData(graphDom);
             if (!Object.keys(graphTransform).length) {
               graphTransform = {
diff --git a/mindinsight/ui/src/mixins/debugger-mixin.vue b/mindinsight/ui/src/mixins/debugger-mixin.vue
index e7fed52a..1945f75c 100644
--- a/mindinsight/ui/src/mixins/debugger-mixin.vue
+++ b/mindinsight/ui/src/mixins/debugger-mixin.vue
@@ -52,6 +52,9 @@ export default {
      */
     collapseBtnClick() {
       this.leftShow = !this.leftShow;
+      setTimeout(() => {
+        this.initSvg(false);
+      }, 500);
     },
     /**
      * Step input validation