Austrian Post app log-in fails, shows com.microsoft.identity.client.exception.MsalClientException in log

Using the Austrian Post app, attempts to log in fail with the following exception.

12-15 11:31:22.995 14615 14651 I PagLog  : [DefaultDispatcher-worker-2] [at.post.user.authentication.l$m.y(null:56)] silent sign in
12-15 11:31:22.995 14615 14651 I PagLog  : [DefaultDispatcher-worker-2] [com.microsoft.identity.client.SingleAccountPublicClientApplication.acquireTokenSilentAsync(null:15)] msal error no_current_account Throwable:
12-15 11:31:22.995 14615 14651 I PagLog  : com.microsoft.identity.client.exception.MsalClientException: There is no signed in account.
12-15 11:31:22.995 14615 14651 I PagLog  : 	at com.microsoft.identity.client.SingleAccountPublicClientApplication.acquireTokenSilentAsync(Unknown Source:12)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$m.y(Unknown Source:104)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$m.C(Unknown Source:8)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$m.E(Unknown Source:4)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l.R(Unknown Source:100)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l.P(Unknown Source:6)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l.J(Unknown Source:0)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$i.y(Unknown Source:85)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$i.G(Unknown Source:8)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$i.r(Unknown Source:2)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$n.y(Unknown Source:76)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$n.C(Unknown Source:8)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l$n.E(Unknown Source:4)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.intrinsics.b.b(Unknown Source:7)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.j.e(Unknown Source:49)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.h.g(Unknown Source:0)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l.Q(Unknown Source:10)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.user.authentication.l.h(Unknown Source:6)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at at.post.authentication.c$p.y(Unknown Source:53)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlin.coroutines.jvm.internal.a.g(Unknown Source:11)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.z0.run(Unknown Source:88)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.internal.m.run(Unknown Source:12)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.scheduling.k.run(Unknown Source:2)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.scheduling.a.X(Unknown Source:0)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.scheduling.a$c.d(Unknown Source:14)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.scheduling.a$c.n(Unknown Source:28)
12-15 11:31:22.995 14615 14651 I PagLog  : 	at kotlinx.coroutines.scheduling.a$c.run(Unknown Source:0)
12-15 11:31:22.996 14615 14651 I PagLog  : [DefaultDispatcher-worker-2] [at.post.authentication.c$p.y(null:81)] get token result at.post.authentication.j$a@efe760b
12-15 11:31:22.996 14615 14651 I PagLog  : [DefaultDispatcher-worker-2] [at.post.user.authentication.l$k$a.y(null:111)] sign in from class at.post.app.MainActivity
12-15 11:31:23.011  1466 10245 I system_server: oneway function results will be dropped but finished with status OK and parcel size 4
12-15 11:31:23.025 14615 14615 I PagLog  : [main] [com.microsoft.identity.client.SingleAccountPublicClientApplication$3.onError(null:8)] msal error io_error Throwable:
12-15 11:31:23.025 14615 14615 I PagLog  : com.microsoft.identity.client.exception.MsalClientException: Unable to perform cloud discovery
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.internal.controllers.MsalExceptionAdapter.msalExceptionFromBaseException(Unknown Source:26)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.SingleAccountPublicClientApplication$3.onError(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.SingleAccountPublicClientApplication$3.onError(Unknown Source:2)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.commandCallbackOnError(Unknown Source:14)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.access$1000(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher$4.run(Unknown Source:46)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Handler.handleCallback(Handler.java:938)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Handler.dispatchMessage(Handler.java:99)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Looper.loop(Looper.java:223)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.app.ActivityThread.main(ActivityThread.java:7664)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.lang.reflect.Method.invoke(Native Method)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: com.microsoft.identity.common.java.exception.ClientException: Unable to perform cloud discovery
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.getKnownAuthorityResult(Unknown Source:67)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.internal.controllers.LocalMSALController.acquireToken(Unknown Source:90)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.commands.InteractiveTokenCommand.execute(Unknown Source:42)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.commands.InteractiveTokenCommand.execute(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.executeCommand(Unknown Source:1)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.access$100(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher$5.run(Unknown Source:105)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.lang.Thread.run(Thread.java:923)
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: java.net.UnknownHostException: Unable to resolve host "login.microsoftonline.com": No address associated with hostname
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupHostByName(Inet6AddressImpl.java:156)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupAllHostAddr(Inet6AddressImpl.java:103)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.InetAddress.getAllByName(InetAddress.java:1152)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.Dns$1.lookup(Dns.java:41)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.resetNextInetSocketAddress(RouteSelector.java:178)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.nextProxy(RouteSelector.java:144)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.next(RouteSelector.java:86)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.findConnection(StreamAllocation.java:176)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.findHealthyConnection(StreamAllocation.java:128)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.newStream(StreamAllocation.java:97)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.HttpEngine.connect(HttpEngine.java:289)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:232)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:465)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:411)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:248)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:211)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:30)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.executeHttpSend(Unknown Source:24)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.access$100(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient$4.call(Unknown Source:9)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient$4.call(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.StatusCodeAndExceptionRetry.attempt(Unknown Source:4)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.StatusCodeAndExceptionRetry.attempt(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.method(Unknown Source:41)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.AbstractHttpClient.get(Unknown Source:17)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.providers.microsoft.azureactivedirectory.AzureActiveDirectory.performCloudDiscovery(Unknown Source:66)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.performCloudDiscovery(Unknown Source:77)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.getKnownAuthorityResult(Unknown Source:44)
12-15 11:31:23.025 14615 14615 I PagLog  : 	... 9 more
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: android.system.GaiException: android_getaddrinfo failed: EAI_NODATA (No address associated with hostname)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.Linux.android_getaddrinfo(Native Method)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.ForwardingOs.android_getaddrinfo(ForwardingOs.java:73)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.BlockGuardOs.android_getaddrinfo(BlockGuardOs.java:202)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.ForwardingOs.android_getaddrinfo(ForwardingOs.java:73)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupHostByName(Inet6AddressImpl.java:135)
12-15 11:31:23.025 14615 14615 I PagLog  : 	... 36 more
12-15 11:31:23.025 14615 14615 I PagLog  : [main] [at.post.user.authentication.l$d.a(null:0)] mapping exception Throwable:
12-15 11:31:23.025 14615 14615 I PagLog  : com.microsoft.identity.client.exception.MsalClientException: Unable to perform cloud discovery
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.internal.controllers.MsalExceptionAdapter.msalExceptionFromBaseException(Unknown Source:26)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.SingleAccountPublicClientApplication$3.onError(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.client.SingleAccountPublicClientApplication$3.onError(Unknown Source:2)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.commandCallbackOnError(Unknown Source:14)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.access$1000(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher$4.run(Unknown Source:46)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Handler.handleCallback(Handler.java:938)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Handler.dispatchMessage(Handler.java:99)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.os.Looper.loop(Looper.java:223)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at android.app.ActivityThread.main(ActivityThread.java:7664)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.lang.reflect.Method.invoke(Native Method)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: com.microsoft.identity.common.java.exception.ClientException: Unable to perform cloud discovery
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.getKnownAuthorityResult(Unknown Source:67)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.internal.controllers.LocalMSALController.acquireToken(Unknown Source:90)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.commands.InteractiveTokenCommand.execute(Unknown Source:42)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.commands.InteractiveTokenCommand.execute(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.executeCommand(Unknown Source:1)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher.access$100(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.controllers.CommandDispatcher$5.run(Unknown Source:105)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.lang.Thread.run(Thread.java:923)
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: java.net.UnknownHostException: Unable to resolve host "login.microsoftonline.com": No address associated with hostname
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupHostByName(Inet6AddressImpl.java:156)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupAllHostAddr(Inet6AddressImpl.java:103)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.InetAddress.getAllByName(InetAddress.java:1152)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.Dns$1.lookup(Dns.java:41)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.resetNextInetSocketAddress(RouteSelector.java:178)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.nextProxy(RouteSelector.java:144)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.RouteSelector.next(RouteSelector.java:86)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.findConnection(StreamAllocation.java:176)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.findHealthyConnection(StreamAllocation.java:128)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.StreamAllocation.newStream(StreamAllocation.java:97)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.HttpEngine.connect(HttpEngine.java:289)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:232)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:465)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:411)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:248)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:211)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.android.okhttp.internal.huc.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:30)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.executeHttpSend(Unknown Source:24)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.access$100(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient$4.call(Unknown Source:9)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient$4.call(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.StatusCodeAndExceptionRetry.attempt(Unknown Source:4)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.StatusCodeAndExceptionRetry.attempt(Unknown Source:0)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.UrlConnectionHttpClient.method(Unknown Source:41)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.net.AbstractHttpClient.get(Unknown Source:17)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.providers.microsoft.azureactivedirectory.AzureActiveDirectory.performCloudDiscovery(Unknown Source:66)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.performCloudDiscovery(Unknown Source:77)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at com.microsoft.identity.common.java.authorities.Authority.getKnownAuthorityResult(Unknown Source:44)
12-15 11:31:23.025 14615 14615 I PagLog  : 	... 9 more
12-15 11:31:23.025 14615 14615 I PagLog  : Caused by: android.system.GaiException: android_getaddrinfo failed: EAI_NODATA (No address associated with hostname)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.Linux.android_getaddrinfo(Native Method)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.ForwardingOs.android_getaddrinfo(ForwardingOs.java:73)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.BlockGuardOs.android_getaddrinfo(BlockGuardOs.java:202)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at libcore.io.ForwardingOs.android_getaddrinfo(ForwardingOs.java:73)
12-15 11:31:23.025 14615 14615 I PagLog  : 	at java.net.Inet6AddressImpl.lookupHostByName(Inet6AddressImpl.java:135)
12-15 11:31:23.025 14615 14615 I PagLog  : 	... 36 more

Regain your privacy! Adopt /e/ the unGoogled mobile OS and online servicesphone

I am using the version from apkpure on FP3+ and it is working without problems.

For my part, I’m using Version 1.8.1 available directly via the App Lounge.

That’s the version I am using, too. Downloaded directly from the website and installed via packagemanager.

I PagLog : Caused by: java.net.UnknownHostException: Unable to resolve host "login.microsoftonline.com": No address associated with hostname

you’ll need to exempt tracker blocking from the app probably - see Office365 login.microsoftonline.com DNS_PROBE_FINISHED_NXDOMAIN … there’s a ticket in the backlog on the whole affair

The domain is used as legitimate login domain but also comes up with sdks classified as tracking domains - disruptive

Yep, that solved it. Thanks! That’s the first time I had to do this, so in the future I’ll know to look at this per-app setting.

out of curiosity … is there some in-app “login/sign-in with microsoft” option at first time startup?

Actually, no. Although I disabled, “Opt for the trackers you want to activate/deactivate” for this app, when I logged in it simply opened the browser for authentication, which then succeeded. I wasn’t prompted at all. It simply worked.

Actually, I suppose, with that option enabled, I should have been prompted to accept the “tracker”. I wasn’t. Only when I disabled this option could authentication be permitted.

… and in the end you did authenticate against a post.at account in the browser ?

Yes, as I mentioned previously.