diff --git a/gensplore-component/src/components/GensploreView.jsx b/gensplore-component/src/components/GensploreView.jsx
index 8fc9ccf..9b0931e 100644
--- a/gensplore-component/src/components/GensploreView.jsx
+++ b/gensplore-component/src/components/GensploreView.jsx
@@ -304,6 +304,9 @@ if (hit1 === -1) {
         start = hit + 1;
       }
       setSequenceHits(seqHits);
+     if(seqHits.length==0){
+         return
+     }
   
       const row = Math.floor(seqHits[curSeqHitIndex][0] / rowWidth);
       console.log("row", row);