Index: src/java/org/apache/lucene/store/FileSwitchDirectory.java
===================================================================
--- src/java/org/apache/lucene/store/FileSwitchDirectory.java	(revision 772755)
+++ src/java/org/apache/lucene/store/FileSwitchDirectory.java	(working copy)
@@ -84,7 +84,9 @@
     return name.substring(i+1, name.length());
   }
 
-  private Directory getDirectory(String name) {
+  private Directory getDirectory(String name) throws IOException {
+    if (primaryDir.fileExists(name)) return primaryDir;
+    if (secondaryDir.fileExists(name)) return secondaryDir;
     String ext = getExtension(name);
     if (primaryExtensions.contains(ext)) {
       return primaryDir;