QuickNotes - can not login

📱 Desktop & mobile clients 🤖 Android
1

I’ve installed the Quick Notes App in my Nextcloud and the Android App. But when I want to login i get an error message:

App Version: 4.1.0
App Version Code: 40010090
App Flavor: play

Files App Version Code: 30260090 (PROD)

---

OS Version: 5.15.78-android13-8-27100863-abS911BXXS3AWHR(S911BXXS3AWHR)
OS API Level: 33
Device: dm1q
Manufacturer: samsung
Model (and Product): SM-S911B (dm1qxeea)

---

com.nextcloud.android.sso.exceptions.NextcloudHttpRequestFailedException: HTTP-Anfrage ist fehlgeschlagen mit HTTP-Statuscode: 404
    at com.nextcloud.android.sso.api.AidlNetworkRequest.performNetworkRequestV2(AidlNetworkRequest.java:197)
    at com.nextcloud.android.sso.api.NextcloudAPI.performNetworkRequestV2(NextcloudAPI.java:180)
    at com.nextcloud.android.sso.api.NextcloudAPI.lambda$performRequestObservableV2$0$com-nextcloud-android-sso-api-NextcloudAPI(NextcloudAPI.java:122)
    at com.nextcloud.android.sso.api.NextcloudAPI$$ExternalSyntheticLambda0.subscribe(Unknown Source:6)
    at io.reactivex.internal.operators.observable.ObservableFromPublisher.subscribeActual(ObservableFromPublisher.java:31)
    at io.reactivex.Observable.subscribe(Observable.java:12284)
    at io.reactivex.internal.operators.observable.ObservableMap.subscribeActual(ObservableMap.java:32)
    at io.reactivex.Observable.subscribe(Observable.java:12284)
    at io.reactivex.internal.operators.observable.ObservableSingleMaybe.subscribeActual(ObservableSingleMaybe.java:31)
    at io.reactivex.Maybe.subscribe(Maybe.java:4290)
    at io.reactivex.Maybe.blockingGet(Maybe.java:2320)
    at io.reactivex.Observable.blockingSingle(Observable.java:5381)
    at it.niedermann.owncloud.notes.persistence.NotesImportTask.lambda$importNotes$1$it-niedermann-owncloud-notes-persistence-NotesImportTask(NotesImportTask.java:57)
    at it.niedermann.owncloud.notes.persistence.NotesImportTask$$ExternalSyntheticLambda1.run(Unknown Source:6)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:463)
    at java.util.concurrent.FutureTask.run(FutureTask.java:264)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1137)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:637)
    at java.lang.Thread.run(Thread.java:1012)
Caused by: java.lang.IllegalStateException: <!DOCTYPE html>
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            <p class="info">
                <a href="https://nextcloud.com" target="_blank" rel="noreferrer noopener" class="entity-name">Nextcloud</a> – ein sicherer Ort für all deine Daten            </p>
        </footer>
    </body>
</html>

    at com.nextcloud.android.sso.InputStreamBinder.processRequestV2(InputStreamBinder.java:454)
    at com.nextcloud.android.sso.InputStreamBinder.performNextcloudRequestAndBodyStreamV2(InputStreamBinder.java:127)
    at com.nextcloud.android.sso.InputStreamBinder.performNextcloudRequestV2(InputStreamBinder.java:110)
    at com.nextcloud.android.sso.aidl.IInputStreamService$Stub.onTransact(IInputStreamService.java:110)
    at android.os.Binder.execTransactInternal(Binder.java:1316)
    at android.os.Binder.execTransact(Binder.java:1280)

How can I solve this?
Cheers Jürgen