Hi Geoff, you're right, the RequestExceptionHandler uses @UsesMappedConfiguration(key = Class.class, value = Object.class)
I've update the content, it should be generated and published soon. Cheers Ben On Fri, May 6, 2022 at 1:55 AM JumpStart < geoff.callender.jumpst...@gmail.com> wrote: > In https://tapestry.apache.org/runtime-exceptions.html, there’s an > example that contributes an ExceptionHandlerAssistant. I think the method > signature need to change from this: > > public void contributeRequestExceptionHandler(OperationQueue > operationQueue, MappedConfiguration<Class<?>, Class<?>> configuration) > > to this: > > public void contributeRequestExceptionHandler(OperationQueue > operationQueue, MappedConfiguration<Class<?>, Object> configuration) > > Geoff > >