diff --git a/platform/platform-impl/src/com/intellij/ui/FinderRecursivePanel.java b/platform/platform-impl/src/com/intellij/ui/FinderRecursivePanel.java
index e8b5c57fd3b4..f67026d22c10 100644
--- a/platform/platform-impl/src/com/intellij/ui/FinderRecursivePanel.java
+++ b/platform/platform-impl/src/com/intellij/ui/FinderRecursivePanel.java
@@ -538,32 +538,35 @@ public abstract class FinderRecursivePanel<T> extends JBSplitter implements Data
     });
   }
 
-  protected <T> void mergeListItems(@NotNull CollectionListModel<T> listModel, @NotNull JList list, @NotNull List<T> newItems) {
+  protected void mergeListItems(@NotNull CollectionListModel<T> listModel, @NotNull JList list, @NotNull List<T> newItems) {
     setMergeListItemsRunning(true);
 
-    if (listModel.getSize() == 0) {
-      listModel.add(newItems);
-    }
-    else if (newItems.size() == 0) {
-      listModel.removeAll();
-    } else {
-
-      int newSelectedIndex = -1;
-
-      T selection = (T)list.getSelectedValue();
-      if (selection != null) {
-        newSelectedIndex = newItems.indexOf(selection);
+    try {
+      if (listModel.getSize() == 0) {
+        listModel.add(newItems);
       }
+      else if (newItems.size() == 0) {
+        listModel.removeAll();
+      }
+      else {
+
+        int newSelectedIndex = -1;
+
+        T selection = (T)list.getSelectedValue();
+        if (selection != null) {
+          newSelectedIndex = newItems.indexOf(selection);
+        }
 
 
-      listModel.removeAll();
-      listModel.add(newItems);
+        listModel.removeAll();
+        listModel.add(newItems);
 
-      list.setSelectedIndex(newSelectedIndex);
+        list.setSelectedIndex(newSelectedIndex);
+      }
+    }
+    finally {
+      setMergeListItemsRunning(false);
     }
-
-
-    setMergeListItemsRunning(false);
   }
 
   public boolean isMergeListItemsRunning() {