API OAuth 2.0 OAuth flow failed. Verify the configurations and try again. Error detail:Invalid null

[Pawel Barcik]

W Service now

1 . Application Registries

1. I introduced the supplier
2. Doesn't get a token

Postman 

Success

Servce NOW 

Faild

In service now I changed the script include in OAuthUtil and commented out the sections as from the knowledge base of sn advised.

How to deal with it?

[Voona Rohila]

Hi @Pawel Barcik 

Can you please share the link that SN advised to modify the OOTB Script Include.