fix bug

src/app/routes/partner/level-config/components/edit/edit.component.ts

@@ -73,7 +73,7 @@ export class ParterLevelConfigEditComponent implements OnInit {
   save() {
     this.sf.validator({ emitError: true });
     if(!this.sf.valid) return;
-    this.service.request(this.service.$api_save, { ...this.sf.value }).subscribe(res => {
+    this.service.request(this.service.$api_save, { ...this.sf?.value }).subscribe(res => {
       if (res) {
         this.service.msgSrv.success('保存成功！')
         this.modalRef.destroy(true);