public RpcScheduler create(Configuration conf, RegionServerServices services) {
// create the delegate scheduler
RpcScheduler delegate;
try {
// happens in <=0.98.4 where the scheduler factory is not visible
delegate = new SimpleRpcSchedulerFactory().create(conf, services);
} catch (IllegalAccessError e) {
LOG.fatal(VERSION_TOO_OLD_FOR_INDEX_RPC);
throw e;
}
try {