diff --git a/src/ui/flutter_app/lib/mill/recorder.dart b/src/ui/flutter_app/lib/mill/recorder.dart
index d324b3ba..89c5b353 100644
--- a/src/ui/flutter_app/lib/mill/recorder.dart
+++ b/src/ui/flutter_app/lib/mill/recorder.dart
@@ -351,6 +351,10 @@ class GameRecorder {
   get movesCount => _history.length;
 
   String buildMoveHistoryText({cols = 2}) {
+    if (_history.length == 0) {
+      return '';
+    }
+
     var moveHistoryText = '';
     int k = 1;
     String num = "";