Access Keys:
Skip to content (Access Key - 0)

Q: The Touchstone Identity Provider encountered the following error while processing your request - Authentication failure, session missing during completion of profile handler.

  • This Touchstone error prevents access to Touchstone-authenticated sites.
  • Certificate-only sites such as will still work.
  • Certificate-only authentication will generally work, but Touchstone authentication using certificates (or username/password) will break.



  • This error shows up with the IP address of the client changes midway through Touchstone authentication.
  • This can be caused by using a proxy server
  • If the proxy server cannot be avoided or disabled, using the MIT VPN may help

IS&T Contributions

Documentation and information provided by IS&T staff members

Last Modified:

May 05, 2015

Get Help

Request help
from the Help Desk
Report a security incident
to the Security Team
touchstone touchstone Delete
error error Delete
web web Delete
network network Delete
c-touchstone c-touchstone Delete
authentication authentication Delete
failure failure Delete
session session Delete
missing missing Delete
during during Delete
completion completion Delete
of of Delete
profile profile Delete
handler handler Delete
Enter labels to add to this page:
Please wait 
Looking for a label? Just start typing.
This product/service is:
Easy to use
Difficult to use

This article is:
Adaptavist Theme Builder (4.2.3) Powered by Atlassian Confluence 3.5.13, the Enterprise Wiki