update

src/components/pages/addCourse.vue

@@ -3839,7 +3839,7 @@ export default {
         let params = [
           {
             cid: this.cid,
-            chapters: JSON.stringify(this.unitJson).replaceAll(/%/g, "%25"),
+            chapters: JSON.stringify(this.unitJson),
             uid: this.userid,
             unitIndex: _unitIndex,
           },