Steps to Reproduce Install a JAX-WS application that uses an EJB as the endpoint, and include an interceptor that will throw an exception that is not on the throws clause of the EJB interface. Then ...

java.lang.RuntimeException: An exception occurred when launching the server! at net.fabricmc.loader.impl.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:71) ...