Update POST Api Integration throws 500 error only in Appian Designer, but works in Postman or Azure Api Management

Update POST Api Integration throws 500 error only in Appian Designer, but works in Postman or Azure Api Management

JSON Request being passed is correct which works in Postman when disconnected from VPN. But on Appian with or without VPN does not work. It worked for a day and then stopped.

The external system encountered an error

error-result-guidance

Failed to connect to schedulingonappiandemoapi.azurewebsites.net/.../UpdateEvent HTTP/1.1 500 Internal Server Error Next Steps

  • Check the request and response for more details
  • Review the external system’’s documentation for information on what may have caused the problem

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