Hi, I’m having this error code when I try to launch notes app and link to my own next cloud instance… Can anyone help? 
App Version: 4.2.1
App Version Code: 40020190
App Flavor: fdroid
Files App Version Code: 30290090 (PROD)
OS Version: 4.19.191-ged3176de53f9-dirty(6.1.0.258C431E1R2P3)
OS API Level: 31
Device: HNRKY-M1
Manufacturer: HONOR
Model (and Product): RKY-LX1 (RKY-LX1EEA)
com.nextcloud.android.sso.exceptions.NextcloudHttpRequestFailedException: HTTP request failed with HTTP status-code: 404
at com.nextcloud.android.sso.api.AidlNetworkRequest.performNetworkRequestV2(AidlNetworkRequest.java:189)
at com.nextcloud.android.sso.api.NextcloudAPI.performNetworkRequestV2(NextcloudAPI.java:165)
at com.nextcloud.android.sso.api.NextcloudAPI.lambda$performRequestObservableV2$0(NextcloudAPI.java:105)
at com.nextcloud.android.sso.api.NextcloudAPI.$r8$lambda$2CK7Y9lXWWrtN8jgT_iNTMeTrHU(Unknown Source:0)
at com.nextcloud.android.sso.api.NextcloudAPI$$ExternalSyntheticLambda0.subscribe(Unknown Source:6)
at io.reactivex.internal.operators.observable.ObservableFromPublisher.subscribeActual(ObservableFromPublisher.java:31)
at io.reactivex.Observable.subscribe(Observable.java:12284)
at io.reactivex.internal.operators.observable.ObservableMap.subscribeActual(ObservableMap.java:32)
at io.reactivex.Observable.subscribe(Observable.java:12284)
at io.reactivex.internal.operators.observable.ObservableSingleMaybe.subscribeActual(ObservableSingleMaybe.java:31)
at io.reactivex.Maybe.subscribe(Maybe.java:4290)
at io.reactivex.Maybe.blockingGet(Maybe.java:2320)
at io.reactivex.Observable.blockingSingle(Observable.java:5381)
at it.niedermann.owncloud.notes.persistence.NotesImportTask.lambda$importNotes$1(NotesImportTask.java:57)
at it.niedermann.owncloud.notes.persistence.NotesImportTask.$r8$lambda$DCm8nomoZs_fzKdcmK-NLrE7-7M(Unknown Source:0)
at it.niedermann.owncloud.notes.persistence.NotesImportTask$$ExternalSyntheticLambda1.run(Unknown Source:6)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:487)
at java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:644)
at java.lang.Thread.run(Thread.java:1012)
Caused by: java.lang.IllegalStateException:
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at com.nextcloud.android.sso.InputStreamBinder.processRequestV2(InputStreamBinder.java:440)
at com.nextcloud.android.sso.InputStreamBinder.performNextcloudRequestAndBodyStreamV2(InputStreamBinder.java:113)
at com.nextcloud.android.sso.InputStreamBinder.performNextcloudRequestV2(InputStreamBinder.java:96)
at com.nextcloud.android.sso.aidl.IInputStreamService$Stub.onTransact(IInputStreamService.java:110)
at android.os.Binder.execTransactInternal(Binder.java:1186)
at android.os.Binder.execTransact(Binder.java:1150)