When calling a WebService from within the EJB-Container it produces a NullPointerException. Here is the code, generated with Netbeans 6.9.1 by means of "New -> Web Service Client -> WSDL URL" and ...
at net.minecraftforge.registries.RegistryObject.get(RegistryObject.java:572) ~[forge-1.20.1-47.4.0-universal.jar%231052!/:?] at net.Pandarix.betterarcheology.item ...