No property found for type error when try to create custom repository with Spring Data JPA

Question

I have a Media entity that has some basic fields for files uploaded by the user. For saving the bytes of the files uploaded, I want to create a custom repository that holds

Answer 1

You must name your impl class as "InterfaceNameImpl". Default postfix for implementation is Impl, we can change it as we like:

The name of custom interfaces does not matter.