diff --git a/src/views/workflow/design/bpmn/panel/process/globalEvent/Index.vue b/src/views/workflow/design/bpmn/panel/process/globalEvent/Index.vue
index 4da074f..0035584 100644
--- a/src/views/workflow/design/bpmn/panel/process/globalEvent/Index.vue
+++ b/src/views/workflow/design/bpmn/panel/process/globalEvent/Index.vue
@@ -707,6 +707,9 @@ const columns = ref([
 ]);
 
 const addGlobalStartEvent = () => {
+    if(!processInfo.value.globalStartEventConfigs) {
+        processInfo.value.globalStartEventConfigs = [];
+    }
     processInfo.value.globalStartEventConfigs.push({
       type: NodeEventExType.API,
       apiConfig: {},
@@ -717,6 +720,9 @@ const deleteStartEvent = (index) => {
     processInfo.value.globalStartEventConfigs.splice(index, 1);
 };
 const addGlobalEndEvent = () => {
+    if(!processInfo.value.globalEndEventConfigs) {
+        processInfo.value.globalEndEventConfigs = [];
+    }
     processInfo.value.globalEndEventConfigs.push({
       type: NodeEventExType.API,
       apiConfig: {},
@@ -728,6 +734,9 @@ const deleteEndEvent = (index) => {
 };
 
 const addGlobalPrequalifyBeforeEvent = () => {
+    if(!processInfo.value.globalPrequalifyBeforeEventConfigs) {
+        processInfo.value.globalPrequalifyBeforeEventConfigs = [];
+    }
     processInfo.value.globalPrequalifyBeforeEventConfigs.push({
       type: NodeEventExType.API,
       apiConfig: {},
@@ -739,6 +748,9 @@ const deletePrequalifyBeforeEvent = (index) => {
 };
 
 const addGlobalPrequalifyAfterEvent = () => {
+    if(!processInfo.value.globalPrequalifyAfterEventConfigs) {
+        processInfo.value.globalPrequalifyAfterEventConfigs = [];
+    }
     processInfo.value.globalPrequalifyAfterEventConfigs.push({
       type: NodeEventExType.API,
       apiConfig: {},