Traceback (innermost last):
Module ZPublisher.Publish, line 121, in publish
Module Zope2.App.startup, line 240, in commit
Module transaction._manager, line 96, in commit
Module transaction._transaction, line 380, in commit
Module transaction._transaction, line 378, in commit
Module transaction._transaction, line 433, in _commitResources
Module ZODB.Connection, line 484, in commit
Module ZODB.Connection, line 526, in _commit
Module ZODB.Connection, line 553, in _store_objects
Module ZODB.serialize, line 407, in serialize
Module ZODB.serialize, line 416, in _dump
Module copy_reg, line 69, in _reduce_ex
TypeError: can't pickle instancemethod objects