diff --git a/ide/src/trace/component/trace/search/Search.ts b/ide/src/trace/component/trace/search/Search.ts
index ed87a02d795f48c7773b5be12acf09fe4b382960..a63bb04bad443ee1518c85cfbb54eb04744ec832 100644
--- a/ide/src/trace/component/trace/search/Search.ts
+++ b/ide/src/trace/component/trace/search/Search.ts
@@ -248,8 +248,6 @@ export class LitSearch extends BaseElement {
 
     let searchKeyup = (e: KeyboardEvent)=> {
       this.clearTimes();
-      this._retarge_index!.value = ""
-      this.index = -1;
       document.removeEventListener('keyup', this.systemTrace!.documentOnKeyUp);
       document.removeEventListener('keydown', this.systemTrace!.documentOnKeyDown);
       this.searchKeyupListener(e);