======================================================================
ERROR: test_system_js (test.test_database.TestDatabase)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/var/tmp/portage/dev-python/pymongo-2.0.1/work/pymongo-2.0.1/test/test_database.py", line 506, in test_system_js
self.assertEqual(6, db.system_js.add(1, 5))
File "/var/tmp/portage/dev-python/pymongo-2.0.1/work/pymongo-2.0.1/pymongo/database.py", line 733, in <lambda>
scope=

{'name': name}

), *args)
File "/var/tmp/portage/dev-python/pymongo-2.0.1/work/pymongo-2.0.1/pymongo/database.py", line 674, in eval
result = self.command("$eval", code, args=args)
File "/var/tmp/portage/dev-python/pymongo-2.0.1/work/pymongo-2.0.1/pymongo/database.py", line 340, in command
msg, allowable_errors)
File "/var/tmp/portage/dev-python/pymongo-2.0.1/work/pymongo-2.0.1/pymongo/helpers.py", line 126, in _check_command_response
raise OperationFailure(msg % response["errmsg"])
OperationFailure: command SON([('$eval', Code('function()

{ return this[name].apply(this, arguments); }', {'name': 'add'})), ('args', (1, 5))]) failed: invoke failed: error in invoke: _funcs1:1 TypeError: Cannot call method 'apply' of undefined
_funcs1 = function() { return this[name].apply(this, arguments); }

^