Newpipe: No se pueden agregar películas de youtube al canal

org.schabi.newpipe.extractor.exceptions.ParsingException: Could not get channel id
    at org.schabi.newpipe.extractor.services.youtube.extractors.YoutubeChannelExtractor.getId(YoutubeChannelExtractor.java:140)
    at org.schabi.newpipe.extractor.channel.ChannelInfo.getInfo(ChannelInfo.java:59)
    at org.schabi.newpipe.extractor.channel.ChannelInfo.getInfo(ChannelInfo.java:47)
    at org.schabi.newpipe.util.ExtractorHelper.lambda$getChannelInfo$4(ExtractorHelper.java:124)
    at org.schabi.newpipe.util.-$$Lambda$ExtractorHelper$u5W7VszTe8AoEexIsFM9huQfbkM.call(Unknown Source:4)
    at io.reactivex.internal.operators.single.SingleFromCallable.subscribeActual(SingleFromCallable.java:44)
    at io.reactivex.Single.subscribe(Single.java:3438)
    at io.reactivex.internal.operators.single.SingleDoOnSuccess.subscribeActual(SingleDoOnSuccess.java:35)
    at io.reactivex.Single.subscribe(Single.java:3438)
    at io.reactivex.internal.operators.maybe.MaybeFromSingle.subscribeActual(MaybeFromSingle.java:41)
    at io.reactivex.Maybe.subscribe(Maybe.java:4154)
    at io.reactivex.internal.operators.maybe.MaybeConcatArray$ConcatMaybeObserver.drain(MaybeConcatArray.java:153)
    at io.reactivex.internal.operators.maybe.MaybeConcatArray$ConcatMaybeObserver.request(MaybeConcatArray.java:78)
    at io.reactivex.internal.operators.flowable.FlowableElementAtMaybe$ElementAtSubscriber.onSubscribe(FlowableElementAtMaybe.java:66)
    at io.reactivex.internal.operators.maybe.MaybeConcatArray.subscribeActual(MaybeConcatArray.java:42)
    at io.reactivex.Flowable.subscribe(Flowable.java:14479)
    at io.reactivex.internal.operators.flowable.FlowableElementAtMaybe.subscribeActual(FlowableElementAtMaybe.java:36)
    at io.reactivex.Maybe.subscribe(Maybe.java:4154)
    at io.reactivex.internal.operators.maybe.MaybeToSingle.subscribeActual(MaybeToSingle.java:46)
    at io.reactivex.Single.subscribe(Single.java:3438)
    at io.reactivex.internal.operators.single.SingleSubscribeOn$SubscribeOnObserver.run(SingleSubscribeOn.java:89)
    at io.reactivex.Scheduler$DisposeTask.run(Scheduler.java:578)
    at io.reactivex.internal.schedulers.ScheduledRunnable.run(ScheduledRunnable.java:66)
    at io.reactivex.internal.schedulers.ScheduledRunnable.call(ScheduledRunnable.java:57)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:301)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
    at java.lang.Thread.run(Thread.java:919)