package lb; public final class d extends RuntimeException { public d(String str, Throwable th2) { super(str, th2 == null ? new NullPointerException() : th2); } public d(Throwable th2) { this("The exception was not handled due to missing onError handler in the subscribe() method call. Further reading: https://github.com/ReactiveX/RxJava/wiki/Error-Handling | " + th2, th2); } }