diff --git a/framework/sdk-parent/frontend/src/utils/custom_field.js b/framework/sdk-parent/frontend/src/utils/custom_field.js
index be408edaf9..a53d061303 100644
--- a/framework/sdk-parent/frontend/src/utils/custom_field.js
+++ b/framework/sdk-parent/frontend/src/utils/custom_field.js
@@ -197,11 +197,13 @@ export function sortCustomFields(customFields) {
   let total = 0; //定义total用于控制循环结束
   for (let i = 0; total < customFields.length; total++) {
     if (
-      (typeof customFields[i].defaultValue === "string" ||
-      customFields[i].defaultValue instanceof String) && customFields[i].defaultValue !== '{}' && customFields[i].defaultValue !== '[]'
+      (typeof customFields[i].defaultValue === "string" || customFields[i].defaultValue instanceof String)
+      && customFields[i].defaultValue !== '{}' && customFields[i].defaultValue !== '[]'
     ) {
       try {
-        customFields[i].defaultValue = JSON.parse(customFields[i].defaultValue);
+        if (typeof JSON.parse(customFields[i].defaultValue) !== "object") {
+          customFields[i].defaultValue = JSON.parse(customFields[i].defaultValue);
+        }
       } catch (e) {
         // nothing
       }
diff --git a/test-track/frontend/src/business/plan/view/comonents/functional/FunctionalTestCaseEdit.vue b/test-track/frontend/src/business/plan/view/comonents/functional/FunctionalTestCaseEdit.vue
index 9d5a2a6910..45ee089d69 100644
--- a/test-track/frontend/src/business/plan/view/comonents/functional/FunctionalTestCaseEdit.vue
+++ b/test-track/frontend/src/business/plan/view/comonents/functional/FunctionalTestCaseEdit.vue
@@ -512,7 +512,9 @@ export default {
         );
         this.testCaseTemplate.customFields.forEach((item) => {
           try {
-            item.defaultValue = JSON.parse(item.defaultValue);
+            if (typeof JSON.parse(item.defaultValue) !== "object") {
+              item.defaultValue = JSON.parse(item.defaultValue);
+            }
           } catch (e) {
             // nothing
           }