* [wiki:DeveloperGuidelinesWeb2PyUpdate How to update Web2Py?]
 * Updating Model in Production: http://groups.google.com/group/web2py/browse_thread/thread/5bda2edef0ad656d
 * [http://pypi.python.org/pypi/pytz/ PyTZ] will need to be updated if the system will be used in timezones which change[[BR]]

'''Note''' : [[BR]]

1) The databases directory contains what web2py knows about your database[[BR]]
2) You need to set Migrate=True in {{{models/000_config.py}}} before you update the code and switch back to Migrate = False later on.[[BR]]
3) In case of database mismatches - check the databases directory for the appropriate table ( cat the file ) and change accordingly.[[BR]]