+1we have configured K2SQL authentication and enabled all the Pre-requisite and however when we try to login using K2SQL then getting below error.
Claim mapping configuration cannot be found for this claim. Claim information: Name='XXX', Issuer='FormsSTS', Original Issuer='FormsSTS'. Please ensure that you have configured the K2 server as specified in K2 Help: Installation and Configuration > Configuration > SharePoint > Claims-based Authentication.
I assume the steps below were followed?
https://help.nintex.com/en-US/k2five/icg/5.6/Content/Configure/SF/MultiAuthSQLUM.htm
I would check to make sure the thumbprint for the FormSTS and for the FormsSTS web.config matches:
And that all of the Claims Type Mappings are there:
Double check for any leading/trailing white spaces and miss-spelling, as that can cause Claim mapping configuration to not be found. Case-sensitivity may need to be considered also.
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