DUO API error 40002: 'Invalid request parameters' ('username')

[support]

Issue:

When enabling DUO two factor authentication, it is possible you might get this error:

 

 

Resolution:

 

For one of our customers, we were told that changing the User Normalization setting to Simple in the DUO console (Under Applications) has fixed this for him.

 

 

 

Thanks to Scott for making us aware of this fix.

 

Regards,

 

Support

Click Studios