Link crash

Build version: 1.7.7
Build date: 1981-01-01 01:01:02
Current date: 2021-12-05 16:19:05
Device: Samsung SM-G610F
OS version: Android 8.1.0 (SDK 27)

Stack trace:
android.util.AndroidRuntimeException: Animators may only be run on Looper threads
    at android.animation.ValueAnimator.cancel(ValueAnimator.java:1071)
    at android.view.ViewPropertyAnimator.animatePropertyBy(ViewPropertyAnimator.java:966)
    at android.view.ViewPropertyAnimator.animateProperty(ViewPropertyAnimator.java:922)
    at android.view.ViewPropertyAnimator.alpha(ViewPropertyAnimator.java:736)
    at androidx.core.view.ViewPropertyAnimatorCompat.alpha(ViewPropertyAnimatorCompat.java:139)
    at com.tapadoo.alerter.Alerter$Companion.removeAlertFromParent(Alerter.kt:832)
    at com.tapadoo.alerter.Alerter$Companion.clearCurrent(Alerter.kt:798)
    at com.tapadoo.alerter.Alerter$Companion.clearCurrent$default(Alerter.kt:792)
    at com.tapadoo.alerter.Alerter$Companion.create(Alerter.kt:767)
    at com.tapadoo.alerter.Alerter$Companion.create(Alerter.kt:738)
    at com.tapadoo.alerter.Alerter$Companion.create$default(Alerter.kt:737)
    at com.civix.link.LinkApplication.showAlertConnectSignalr(LinkApplication.kt:604)
    at com.civix.link.LinkApplication.access$showAlertConnectSignalr(LinkApplication.kt:67)
    at com.civix.link.LinkApplication$startSignalr$$inlined$let$lambda$3.invoke(LinkApplication.kt:581)
    at com.microsoft.signalr.HubConnection.stopConnection(HubConnection.java:533)
    at com.microsoft.signalr.HubConnection.lambda$start$6$HubConnection(HubConnection.java:365)
    at com.microsoft.signalr.-$$Lambda$HubConnection$EkdUEf1TbIWyqrPvoiabHmwDEmY.invoke(Unknown Source:2)
    at com.microsoft.signalr.WebSocketTransport.onClose(WebSocketTransport.java:91)
    at com.microsoft.signalr.WebSocketTransport.lambda$start$1$WebSocketTransport(WebSocketTransport.java:54)
    at com.microsoft.signalr.-$$Lambda$WebSocketTransport$fejcvJEcEEhKZWxrg8q1qfE4F-g.invoke(Unknown Source:2)
    at com.microsoft.signalr.OkHttpWebSocketWrapper$SignalRWebSocketListener.onFailure(OkHttpWebSocketWrapper.java:98)
    at okhttp3.internal.ws.RealWebSocket.failWebSocket(RealWebSocket.kt:592)
    at okhttp3.internal.ws.RealWebSocket$connect$1.onResponse(RealWebSocket.kt:197)
    at okhttp3.internal.connection.RealCall$AsyncCall.run(RealCall.kt:519)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
    at java.lang.Thread.run(Thread.java:764)

User actions:
2021-12-05 16:06:08: SplashScreen created
2021-12-05 16:06:08: SplashScreen resumed
2021-12-05 16:06:09: SplashScreen paused
2021-12-05 16:06:09: HomeScreen created
2021-12-05 16:06:09: HomeScreen resumed
2021-12-05 16:06:11: SplashScreen destroyed
2021-12-05 16:06:16: HomeScreen paused
2021-12-05 16:06:16: UserConfigScreen created
2021-12-05 16:06:16: UserConfigScreen resumed
2021-12-05 16:06:27: UserConfigScreen paused
2021-12-05 16:06:27: UserSettingScreen created
2021-12-05 16:06:27: UserSettingScreen resumed
2021-12-05 16:06:46: UserSettingScreen paused
2021-12-05 16:06:46: UserConfigScreen resumed
2021-12-05 16:06:47: UserSettingScreen destroyed
2021-12-05 16:07:08: UserConfigScreen paused
2021-12-05 16:07:53: UserConfigScreen resumed
2021-12-05 16:07:56: UserConfigScreen paused
2021-12-05 16:07:56: HomeScreen resumed
2021-12-05 16:07:56: UserConfigScreen destroyed
2021-12-05 16:08:00: HomeScreen paused
2021-12-05 16:08:00: HomeScreen destroyed
2021-12-05 16:08:02: SplashScreen created
2021-12-05 16:08:02: SplashScreen resumed
2021-12-05 16:08:03: SplashScreen paused
2021-12-05 16:08:03: HomeScreen created
2021-12-05 16:08:03: HomeScreen resumed
2021-12-05 16:08:04: SplashScreen destroyed
2021-12-05 16:08:42: HomeScreen paused
2021-12-05 16:08:42: ChatScreen created
2021-12-05 16:08:42: ChatScreen resumed
2021-12-05 16:09:09: ChatScreen paused
2021-12-05 16:19:04: ChatScreen resumed