Link crash

Build version: 1.7.1
Build date: 1981-01-01 01:01:02
Current date: 2021-12-13 11:37:55
Device: Samsung SM-A505F
OS version: Android 10 (SDK 29)

Stack trace:
java.lang.NullPointerException: Attempt to invoke virtual method 'void android.app.Activity.startIntentSenderForResult(android.content.IntentSender, int, android.content.Intent, int, int, int, android.os.Bundle)' on a null object reference
    at com.google.android.play.core.appupdate.d.startIntentSenderForResult(Unknown Source:9)
    at com.google.android.play.core.appupdate.e.startUpdateFlowForResult(Unknown Source:23)
    at com.google.android.play.core.appupdate.e.startUpdateFlowForResult(Unknown Source:9)
    at com.sanojpunchihewa.updatemanager.UpdateManager.startUpdate(UpdateManager.java:95)
    at com.sanojpunchihewa.updatemanager.UpdateManager.access$100(UpdateManager.java:26)
    at com.sanojpunchihewa.updatemanager.UpdateManager$1.onSuccess(UpdateManager.java:84)
    at com.sanojpunchihewa.updatemanager.UpdateManager$1.onSuccess(UpdateManager.java:77)
    at com.google.android.play.core.tasks.e.run(Unknown Source:27)
    at android.os.Handler.handleCallback(Handler.java:883)
    at android.os.Handler.dispatchMessage(Handler.java:100)
    at android.os.Looper.loop(Looper.java:237)
    at android.app.ActivityThread.main(ActivityThread.java:7814)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1075)

User actions:
2021-12-13 11:34:52: SplashScreen created
2021-12-13 11:34:52: SplashScreen resumed
2021-12-13 11:34:53: SplashScreen paused
2021-12-13 11:34:53: HomeScreen created
2021-12-13 11:34:53: HomeScreen resumed
2021-12-13 11:34:53: HomeScreen paused
2021-12-13 11:34:54: SplashScreen destroyed
2021-12-13 11:34:57: HomeScreen resumed
2021-12-13 11:35:24: HomeScreen paused
2021-12-13 11:35:24: HomeScreen destroyed
2021-12-13 11:36:58: SplashScreen created
2021-12-13 11:36:59: SplashScreen resumed
2021-12-13 11:36:59: SplashScreen paused
2021-12-13 11:36:59: HomeScreen created
2021-12-13 11:36:59: HomeScreen resumed
2021-12-13 11:37:00: HomeScreen paused
2021-12-13 11:37:00: HomeScreen resumed
2021-12-13 11:37:00: SplashScreen destroyed
2021-12-13 11:37:05: HomeScreen paused
2021-12-13 11:37:05: ChatScreen created
2021-12-13 11:37:05: ChatScreen resumed
2021-12-13 11:37:23: ChatScreen paused
2021-12-13 11:37:23: HomeScreen resumed
2021-12-13 11:37:23: ChatScreen destroyed
2021-12-13 11:37:24: HomeScreen paused
2021-12-13 11:37:25: HomeScreen destroyed
2021-12-13 11:37:54: SplashScreen created
2021-12-13 11:37:54: SplashScreen resumed
2021-12-13 11:37:54: SplashScreen paused
2021-12-13 11:37:54: HomeScreen created
2021-12-13 11:37:55: HomeScreen resumed
2021-12-13 11:37:55: HomeScreen paused