SubversionException: ("Expected FS format between '1' and '3'; found format '4'", 160043)

[anonymous]

How to Reproduce

While doing a GET operation on /admin, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{'cat_id': None, 'panel_id': None, 'path_info': None}

User Agent was: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727)

System Information

Trac	0.11.1
Python	2.5.2 (r252:60911, Feb 21 2008, 13:11:45) [MSC v.1310 32 bit (Intel)]
setuptools	0.6c11
SQLite	3.3.4
pysqlite	2.3.2
Genshi	0.5.1
Subversion	1.5.2 (r32768)
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "c:\Python25\lib\site-packages\trac\web\main.py", line 423, in _dispatch_request
    dispatcher.dispatch(req)
  File "c:\Python25\lib\site-packages\trac\web\main.py", line 173, in dispatch
    chosen_handler)
  File "c:\Python25\lib\site-packages\trac\web\main.py", line 286, in _pre_process_request
    chosen_handler = filter_.pre_process_request(req, chosen_handler)
  File "c:\Python25\lib\site-packages\trac\versioncontrol\api.py", line 86, in pre_pr

[Christian Boos]

This is an InstallationIssue.

Your Python bindings for Subversion (Subversion 1.5.2 (r32768)) are too old to be used to open the repository, which has probably been updated to (or even created with) 1.6.x (remember, we're using the direct fs access, so no forward compatibility here).