Link crash

Build version: 1.8.3.1
Build date: 1981-01-01 01:01:02
Current date: 2022-05-20 17:01:02
Device: Samsung SM-A217F
OS version: Android 11 (SDK 30)

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$1.onSuccess(UpdateManager.java:77)
    at com.google.android.play.core.tasks.e.run(Unknown Source:27)
    at android.os.Handler.handleCallback(Handler.java:938)
    at android.os.Handler.dispatchMessage(Handler.java:99)
    at android.os.Looper.loop(Looper.java:246)
    at android.app.ActivityThread.main(ActivityThread.java:8653)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:602)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1130)

User actions:
2022-05-20 17:00:48: SplashScreen created
2022-05-20 17:00:48: SplashScreen resumed
2022-05-20 17:00:49: SplashScreen paused
2022-05-20 17:00:49: HomeScreen created
2022-05-20 17:00:50: HomeScreen resumed
2022-05-20 17:00:50: HomeScreen paused
2022-05-20 17:00:51: HomeScreen resumed
2022-05-20 17:00:51: SplashScreen destroyed
2022-05-20 17:00:51: HomeScreen paused
2022-05-20 17:00:53: HomeScreen resumed
2022-05-20 17:00:55: HomeScreen paused
2022-05-20 17:00:56: HomeScreen destroyed
2022-05-20 17:00:59: SplashScreen created
2022-05-20 17:00:59: SplashScreen resumed
2022-05-20 17:00:59: SplashScreen paused
2022-05-20 17:00:59: HomeScreen created
2022-05-20 17:01:00: HomeScreen resumed
2022-05-20 17:01:00: HomeScreen paused
2022-05-20 17:01:00: HomeScreen resumed
2022-05-20 17:01:00: SplashScreen destroyed