} else if (cause instanceof LockOutOfDateException) {
            handleOutOfDateLocks((LockOutOfDateException) cause);
        } else {
            // Fallback to failing the task in case we don't know anything special
            // about the error
            throw UncheckedException.throwAsUncheckedException(cause);
        }
    }

    private void handleOutOfDateLocks(final LockOutOfDateException cause) {
        registerError(output -> {