diff --git a/platform/util/src/com/intellij/util/containers/Queue.java b/platform/util/src/com/intellij/util/containers/Queue.java
index 46652e7227b4..0e2e81495ada 100644
--- a/platform/util/src/com/intellij/util/containers/Queue.java
+++ b/platform/util/src/com/intellij/util/containers/Queue.java
@@ -143,6 +143,7 @@ public class Queue<T> {
 
   @Override
   public String toString() {
+    if (isEmpty()) return "<empty>";
     List<Object> list = Arrays.asList(myArray);
     if (isWrapped) {
       return "[[[ " +list.subList(0, myLast) + " ||| ... " + list.subList(myLast, myFirst) + " ... ||| " + list.subList(myFirst, myArray.length) + " ]]]";