} else if ( null == targets ) {
throw new IllegalStateException("No target nodes is defined");
}
try {
Object opaque = sender.sendSyncRequest(
new Request(arg1.getName(), arg1.getParameterTypes(), arg2),
transformer, id, targets);
return opaque;
} catch (RuntimeException e) {
Throwable nested = e.getCause();
if ( null == nested ) {