diff --git a/src/contents/ui/main.qml b/src/contents/ui/main.qml
index 7083ea9..a0a83f9 100644
--- a/src/contents/ui/main.qml
+++ b/src/contents/ui/main.qml
@@ -306,7 +306,7 @@ Item {
             }
         }
 
-        log('getHighestCaptionScore highestScore: ' + highestScore + ' caption client: ' + client.caption + ' caption save: ' + windowData.saved[highestIndex].caption);
+        log('getHighestCaptionScore highestScore: ' + highestScore + ' caption client: ' + client.caption + ' caption save: ' + (highestIndex >= 0 ? windowData.saved[highestIndex].caption : 'none'));
 
         return returnIndex ? [highestScore, highestIndex] : highestScore;
     }
@@ -338,7 +338,7 @@ Item {
             }
         }
 
-        log('getHighestCaptionScoreIgnoreNumbers highestScore: ' + highestScore + ' caption client: ' + client.caption + ' caption save: ' + windowData.saved[highestIndex].caption);
+        log('getHighestCaptionScoreIgnoreNumbers highestScore: ' + highestScore + ' caption client: ' + client.caption + ' caption save: ' + (highestIndex >= 0 ? windowData.saved[highestIndex].caption : 'none'));
 
         return returnIndex ? [highestScore, highestIndex] : highestScore;
     }