Azure function gives “The 'code' query parameter provided in the HTTP request did not match the expected value.”

Question

I am developing logic app in azure portal with azure function app.Logic app gives randomly code query parameter invalid error for function . When ever error occurred i have

Answer 1

Goto yourfunction->manage->functionkey->default -click on the copy link under actions

Just appending code

https://{functionappName}.azurewebsites.net/api/{functionName}?code={defaultfunctionkey}