修复错误

@@ -697,7 +697,11 @@ func (srv StaffAssessServeice) QueryPerformanceIndicator(param *query.ListAssess
 		return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, err.Error())
 	}
 
-	headerList := HeaderLevel{}
+	headerList := HeaderLevel{
+		Name:   "",
+		Filter: map[string]int{},
+		Child:  []HeaderLevel{},
+	}
 	for _, v := range contentItems {
 		child := headerList.addChild(v.Category)
 		child.addChild(v.Name)