From 541c76280d6d1c8bfa72cdf5041d73703237c963 Mon Sep 17 00:00:00 2001
From: Roman Shevchenko <roman.shevchenko@jetbrains.com>
Date: Mon, 20 Aug 2012 17:56:57 +0400
Subject: [PATCH] Corrupted VFS assertion

---
 .../openapi/vfs/newvfs/persistent/PersistentFSImpl.java       | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/platform/platform-impl/src/com/intellij/openapi/vfs/newvfs/persistent/PersistentFSImpl.java b/platform/platform-impl/src/com/intellij/openapi/vfs/newvfs/persistent/PersistentFSImpl.java
index adef586d8dbc..97b87e1c586d 100644
--- a/platform/platform-impl/src/com/intellij/openapi/vfs/newvfs/persistent/PersistentFSImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/vfs/newvfs/persistent/PersistentFSImpl.java
@@ -902,6 +902,10 @@ public class PersistentFSImpl extends PersistentFS implements ApplicationCompone
         myRootsLock.readLock().unlock();
       }
     }
+    else if (parentId == id) {
+      LOG.error("Corrupted VFS? id=" + id + " name=" + getName(id));
+      return null;
+    }
     else {
       NewVirtualFile parentFile = _findFileById(parentId, cachedOnly);
       if (parentFile == null) {