diff --git a/core/core-frontend/src/views/dashboard/DashboardPreviewShow.vue b/core/core-frontend/src/views/dashboard/DashboardPreviewShow.vue
index 23fa2b3260..039e86c4d3 100644
--- a/core/core-frontend/src/views/dashboard/DashboardPreviewShow.vue
+++ b/core/core-frontend/src/views/dashboard/DashboardPreviewShow.vue
@@ -140,7 +140,7 @@ const checkTemplate = () => {
   let templateViewNames = ','
   Object.keys(canvasViewDataInfo.value).forEach(key => {
     const viewInfo = canvasViewDataInfo.value[key]
-    if (viewInfo.dataFrom === 'template') {
+    if (viewInfo && viewInfo?.dataFrom === 'template') {
       templateViewNames = templateViewNames + viewInfo.title + ','
     }
   })
diff --git a/core/core-frontend/src/views/data-visualization/PreviewShow.vue b/core/core-frontend/src/views/data-visualization/PreviewShow.vue
index d169578e7b..ced6705f6f 100644
--- a/core/core-frontend/src/views/data-visualization/PreviewShow.vue
+++ b/core/core-frontend/src/views/data-visualization/PreviewShow.vue
@@ -141,7 +141,7 @@ const checkTemplate = () => {
   let templateViewNames = ','
   Object.keys(canvasViewDataInfo.value).forEach(key => {
     const viewInfo = canvasViewDataInfo.value[key]
-    if (viewInfo.dataFrom === 'template') {
+    if (viewInfo && viewInfo?.dataFrom === 'template') {
       templateViewNames = templateViewNames + viewInfo.title + ','
     }
   })