JukeboxReloaded.java

public void missingMappings(FMLMissingMappingsEvent e) {
        for (FMLMissingMappingsEvent.MissingMapping mapping : e.getAll()) {
            if ("ukeboxreloaded:blockJukebox".equals(mapping.name)) { //You know, because FML has a small mapping issue.
                mapping.remap(proxy.jukeBox);
            }
        }
    }