python error: TypeError: len() of unsized object

[Rita Ricceri]

Dear all,

When activating the account invenio produced a python crash :
**********************
Mod_python error: "PythonHandler mod_python.publisher"

Traceback (most recent call last):

  File "/usr/lib/python2.4/site-packages/mod_python/apache.py", line 299,
in HandlerDispatch
    result = object(req)

  File "/usr/lib/python2.4/site-packages/mod_python/publisher.py", line
213, in handler
    published = publish_object(req, object)

  File "/usr/lib/python2.4/site-packages/mod_python/publisher.py", line
412, in publish_object
    return publish_object(req,util.apply_fs_data(object, req.form, req=req))

  File "/usr/lib/python2.4/site-packages/mod_python/util.py", line 439, in
apply_fs_data
    return object(**args)

  File "/opt/cds-invenio/var/www/admin/webaccess/webaccessadmin.py", line
81, in modifyaccountstatus
    return wal.perform_modifyaccountstatus(req=req, userID=userID,
email_user_pattern=email_user_pattern, limit_to=limit_to,
maxpage=maxpage, page=page, callback=callback, confirm=confirm)

  File "/usr/lib/python2.4/site-packages/invenio/webaccessadmin_lib.py",
line 720, in perform_modifyaccountstatus
    emailsent = send_account_activated_message(res[0][1], res[0][1],
password)

  File "/usr/lib/python2.4/site-packages/invenio/webaccessadmin_lib.py",
line 3516, in send_account_activated_message
    body += '   ' + _("Password:") + " %s\n" % ("*" * len(password))

TypeError: len() of unsized object
*********************

Thanks in advance for your help and cooperation.

Best Regards,
-- Rita.