Spring RestTemplate gives “500” error but same URL, credentails works in RestClient and Curl

Question

An Url, Credentials works in RestClient UI as well as with Curl where as i\'m getting \"500\" error when access the same via Spring RestTemplate.

I am using the foll

Answer 1

This may happen if your data contract class is missing default constructor - so Jackson fails to construct it. You can try solve this issue by adding a private default constructor to your class (despite it is private, Jackson will be able to construct your class instance).