小编Moh*_*met的帖子

I'm creating simple controller server for spring reactive project. While setting redirection to another location, I have found an error when calling http://localhost:8080/:

There was an unexpected error (type=Internal Server Error, status=500).
ModelAttributeMethodArgumentResolver does not support multi-value reactive type wrapper: interface reactor.netty.http.server.HttpServerResponse
java.lang.IllegalStateException: ModelAttributeMethodArgumentResolver does not support multi-value reactive type wrapper: interface reactor.netty.http.server.HttpServerResponse
    at org.springframework.util.Assert.state(Assert.java:94)
    at org.springframework.web.reactive.result.method.annotation.ModelAttributeMethodArgumentResolver.resolveArgument(ModelAttributeMethodArgumentResolver.java:112)
    at org.springframework.web.reactive.result.method.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:123)
    at org.springframework.web.reactive.result.method.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:190)
    at org.springframework.web.reactive.result.method.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:133)
    at org.springframework.web.reactive.result.method.annotation.RequestMappingHandlerAdapter.lambda$handle$1(RequestMappingHandlerAdapter.java:200)
    at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:44)
...

This is the controller code:

There was an unexpected error (type=Internal …