Resolving an "Internal authentication error" in CAESAR, myHR, or NUFinancials

If you can't log into services such as CAESAR, myHR, or NUFinancials because you receive a message that says An internal authentication error has occurred, it is likely that you have not yet registered for Multi-factor Authentication (MFA).

You will need to register a phone for MFA before you'll be able to access the service. For instructions on doing so, see

See Also:

For additional assistance please contact the IT Support Center at 847-491-4357 (1-HELP) or via email at

Keywords:login, Duo Mobile   Doc ID:74328
Owner:TSS Tier 2 .Group:Northwestern
Created:2017-06-26 16:52 CDTUpdated:2019-05-15 11:18 CDT
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