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Aastha Gulati 25Aastha Gulati 25 

An external object with the API name Phone_Plan__x does not exist ,after editing of phone plan another error message is displaying

Abdul KhatriAbdul Khatri
Do you think this is enough to help you out? Can you please provide more details?
Aastha Gulati 25Aastha Gulati 25
i got the solution for the same that to edit Phone Plan from External objects but before this error I was getting another error that was:T

There was an unexpected error in your org which is preventing this assessment check from completing: System.ExternalObjectException: An error occurred while connecting to the external system. Please try again, or contact your administrator. Attempted to reach this URL: https://phone-odata-demo.herokuapp.com/devices.svc/phone_plans?$top=1&$inlinecount=allpages&$select=Id. Error received from the external system: 503: Application Error.....
after solving this by not editing "Phone Plan " now i m getting the above error message.
Abdul KhatriAbdul Khatri
which error your are referring specifically?