diff --git a/packages/designer/src/designer/designer.ts b/packages/designer/src/designer/designer.ts
index 3ecde7eab..5a418266d 100644
--- a/packages/designer/src/designer/designer.ts
+++ b/packages/designer/src/designer/designer.ts
@@ -233,7 +233,7 @@ export class Designer {
 
   private _dropLocation?: DropLocation;
 
-  dropLocation() {
+  get dropLocation() {
     return this._dropLocation;
   }
 
diff --git a/packages/vision-polyfill/src/props-reducers/init-node-reducer.ts b/packages/vision-polyfill/src/props-reducers/init-node-reducer.ts
index 031482f46..f5f5e66e0 100644
--- a/packages/vision-polyfill/src/props-reducers/init-node-reducer.ts
+++ b/packages/vision-polyfill/src/props-reducers/init-node-reducer.ts
@@ -14,10 +14,10 @@ export function initNodeReducer(props, node) {
     ...props,
   };
   if (newProps.fieldId) {
-    const fieldIds = getCurrentFieldIds();
+    const { doc, fieldIds } = getCurrentFieldIds();
 
     // 全局的关闭 uniqueIdChecker 信号，在 ve-utils 中实现
-    if (fieldIds.indexOf(props.fieldId) >= 0 && !(window as any).__disable_unique_id_checker__) {
+    if (doc === node.document && fieldIds.indexOf(props.fieldId) >= 0 && !(window as any).__disable_unique_id_checker__) {
       newProps.fieldId = undefined;
     }
   }
diff --git a/packages/vision-polyfill/src/utils/index.ts b/packages/vision-polyfill/src/utils/index.ts
index aca4a0154..c815eb5ac 100644
--- a/packages/vision-polyfill/src/utils/index.ts
+++ b/packages/vision-polyfill/src/utils/index.ts
@@ -10,7 +10,7 @@ export function getCurrentFieldIds() {
       fieldIds.push(fieldId);
     }
   });
-  return fieldIds;
+  return { doc: designer?.currentDocument, fieldIds };
 }
 
 export function invariant(check: any, message: string, thing?: any) {