=== modified file 'src/wubi/backends/win32/backend.py'
--- src/wubi/backends/win32/backend.py	2012-02-24 07:44:21 +0000
+++ src/wubi/backends/win32/backend.py	2012-05-24 07:47:59 +0000
@@ -539,7 +539,11 @@
         lines = new_lines
 
         file_info = [line.split() for line in lines]
-        file_names = [os.path.normpath(x[-1]) for x in file_info]
+        try:
+            file_names = [os.path.normpath(x[-1]) for x in file_info]
+        except Exception, err:
+            log.exception(err)
+            return []
         self.cache[iso_path] = file_names
         return file_names