I just upgraded my Spring Boot 2.5.3 application to io.springfox:springfox-boot-starter:3.0.0 and I can properly see my swagger page with all the endpoints. The following is my docket configuration: ...
-H spring.cloud.function.routing-expression=odd So I suspect you have an "old" message with a header spring.cloud.function.definition. As I explained on gitter, you need to convert the byte[] to ...