Logged In: YES 
user_id=112690

As you said, instance.open didn't work. But don't know if this 
was the error you imagined:

Traceback (most recent call last):

  File "D:\Apps\Python23\Lib\site-
packages\mod_python\apache.py", line 287, in 
HandlerDispatch
    log=debug)

  File "D:\Apps\Python23\Lib\site-
packages\mod_python\apache.py", line 457, in import_module
    module = imp.load_module(mname, f, p, d)

  File "D:/Desarrollo/trackers/tareas/\mp_roundup.py", line 30, 
in ?
    TRACKER = roundup.instance.open(config.TRACKER)

AttributeError: 'module' object has no attribute 'instance'


What do you mean by different PythonInterpreter?

(This is my first shot at mod_python)