diff --git a/src/views/modules/shequzhili/event/eventList.vue b/src/views/modules/shequzhili/event/eventList.vue
index 9544a4c6f..943a55ec9 100644
--- a/src/views/modules/shequzhili/event/eventList.vue
+++ b/src/views/modules/shequzhili/event/eventList.vue
@@ -725,25 +725,32 @@ export default {
             if (this.eventTypeCheck) {
                 this.formData.secondIdList = this.eventTypeCheck
             }
+
+            console.log("formData.agencyId1:");
+            console.log(this.formData.agencyId);
+
+            const { pageSize, pageNo, formData } = this;
+            // 创建新的 formData 对象，保留原始值
+            const newFormData = { ...formData };
+
             // 处理 agencyId
-            if (Array.isArray(this.formData.agencyId) && this.formData.agencyId.length) {
+            if (Array.isArray(newFormData.agencyId) && newFormData.agencyId.length) {
                 if (this.level == "grid") {
-                    this.formData.gridId = this.formData.agencyId[this.formData.agencyId.length - 1];
-                    this.formData.agencyId = "";
+                    newFormData.gridId = newFormData.agencyId[newFormData.agencyId.length - 1];
+                    newFormData.agencyId = "";
                 } else {
-                    this.formData.agencyId = this.formData.agencyId[this.formData.agencyId.length - 1];
-                    this.formData.gridId = "";
+                    newFormData.agencyId = newFormData.agencyId[newFormData.agencyId.length - 1];
+                    newFormData.gridId = "";
                 }
             } else {
-                this.formData.agencyId = "";
-                this.formData.gridId = "";
+                newFormData.agencyId = "";
+                newFormData.gridId = "";
             }
 
-            const { pageSize, pageNo, formData } = this;
             const { data, code, msg } = await requestPost(url, {
                 pageSize,
                 pageNo,
-                ...formData,
+                ...newFormData,
             });
             if (code === 0) {
                 this.total = data.total || 0;
@@ -751,6 +758,8 @@ export default {
             } else {
                 this.$message.error(msg);
             }
+            console.log("formData.agencyId2:");
+            console.log(this.formData.agencyId);
         },
         async getCateOptions() {
             const url = "/governance/icEvent/getCategoryTree";