diff --git a/src/components/editor/InterfaceSummary.tsx b/src/components/editor/InterfaceSummary.tsx
index 2976c69..2a72377 100644
--- a/src/components/editor/InterfaceSummary.tsx
+++ b/src/components/editor/InterfaceSummary.tsx
@@ -116,7 +116,7 @@ class InterfaceSummary extends Component<
     this.switchBodyOption = this.switchBodyOption.bind(this)
     this.switchPos = this.switchPos.bind(this)
     this.copyModelName = this.copyModelName.bind(this)
-    props.stateChangeHandler(this.state)
+    props.stateChangeHandler && props.stateChangeHandler(this.state)
   }
   switchBodyOption(val: BODY_OPTION) {
     this.setState({ bodyOption: val },
diff --git a/src/components/editor/PropertyList.tsx b/src/components/editor/PropertyList.tsx
index fda053d..58680b0 100644
--- a/src/components/editor/PropertyList.tsx
+++ b/src/components/editor/PropertyList.tsx
@@ -628,6 +628,7 @@ class PropertyList extends PureComponent<any, any> {
       interfaceId,
       scope,
       parentId: parent.id,
+      pos: scope === 'request' ? this.props.posFilter : undefined,
     }
     this.setState({
       highlightId: childId,