I'm getting Miscellaneous failure error after upgrading my SAP GUI. How to resolve it?

I have installed sap GUI 7.5 and cybersafe. For other PROD systems SSO is working but for one system I'm getting the below error.

GSS-API(maj): GSS:Miscellaneous failure

GSS-API(min):A search in config files and/or DNS returened no result

target="...."

Error in SNC

Kindly help me to find out the solution.