Don't derive BackReferenceError from FSError. See comments on r773.

git-svn-id: http://pyfilesystem.googlecode.com/svn/trunk@779 67cdc799-7952-0410-af00-57a81ceafa0f

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/path.py b/fs/path.py
index ebb7fcc..36446b1 100644
--- a/fs/path.py
+++ b/fs/path.py
@@ -60,7 +60,7 @@ def normpath(path):
         # Imported here because errors imports this module (path),
         # causing a circular import.
         from fs.errors import BackReferenceError
-        BackReferenceError(details={ 'path': path })
+        BackReferenceError('Too many backrefs in \'%s\'' % path)
     if path[0] == '/':
         return '/%s' % '/'.join(components)
     return '/'.join(components)