I have a requirement of creating a case or lead by the action of einstein bot but it gives the error

i have followed the youtube in order to built the chat bot but my use case doesnot solve it gives the following error : Error when invoking /support/conversations/0X92w0000005LMu/invocations/0SC2w0000001RkmGAE: [{"actionName":"setup_bot__IntroBotCreateCase","errors":[{"statusCode":"UNKNOWN_EXCEPTION","message":"An error occurred when executing a flow interview.","fields":[ ,

 even i taken the companyname input but the same error please help mee in these.

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