Link crash

Build version: 1.8.2
Build date: 1981-01-01 01:01:02
Current date: 2022-02-25 16:12:46
Device: OPPO CPH2059
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$1.onSuccess(UpdateManager.java:77)
    at com.google.android.play.core.tasks.e.run(Unknown Source:27)
    at android.os.Handler.handleCallback(Handler.java:938)
    at android.os.Handler.dispatchMessage(Handler.java:99)
    at android.os.Looper.loop(Looper.java:263)
    at android.app.ActivityThread.main(ActivityThread.java:8283)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:612)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1006)

User actions:
2022-02-25 10:00:51: SplashScreen created
2022-02-25 10:00:51: SplashScreen resumed
2022-02-25 10:00:54: SplashScreen paused
2022-02-25 10:00:54: HomeScreen created
2022-02-25 10:00:54: HomeScreen resumed
2022-02-25 10:00:54: HomeScreen paused
2022-02-25 10:00:55: HomeScreen resumed
2022-02-25 10:00:55: SplashScreen destroyed
2022-02-25 10:00:55: HomeScreen paused
2022-02-25 10:00:58: HomeScreen resumed
2022-02-25 10:01:03: HomeScreen paused
2022-02-25 10:01:03: WebViewScreen created
2022-02-25 10:01:03: WebViewScreen resumed
2022-02-25 10:01:17: WebViewScreen paused
2022-02-25 10:01:17: HomeScreen resumed
2022-02-25 10:01:17: WebViewScreen destroyed
2022-02-25 10:01:18: HomeScreen paused
2022-02-25 10:01:18: WebViewScreen created
2022-02-25 10:01:18: WebViewScreen resumed
2022-02-25 10:01:32: WebViewScreen paused
2022-02-25 10:01:32: HomeScreen resumed
2022-02-25 10:01:32: WebViewScreen destroyed
2022-02-25 10:01:34: HomeScreen paused
2022-02-25 10:01:35: HomeScreen destroyed
2022-02-25 15:09:19: SplashScreen created
2022-02-25 15:09:19: SplashScreen resumed
2022-02-25 15:09:22: SplashScreen paused
2022-02-25 15:09:22: HomeScreen created
2022-02-25 15:09:22: HomeScreen resumed
2022-02-25 15:09:23: HomeScreen paused
2022-02-25 15:09:23: HomeScreen resumed
2022-02-25 15:09:23: SplashScreen destroyed
2022-02-25 15:09:27: HomeScreen paused
2022-02-25 15:09:27: WebViewScreen created
2022-02-25 15:09:28: WebViewScreen resumed
2022-02-25 15:09:41: WebViewScreen paused
2022-02-25 15:09:41: HomeScreen resumed
2022-02-25 15:09:41: WebViewScreen destroyed
2022-02-25 15:09:42: HomeScreen paused
2022-02-25 15:09:42: HomeScreen destroyed
2022-02-25 16:12:40: SplashScreen created
2022-02-25 16:12:40: SplashScreen resumed
2022-02-25 16:12:43: SplashScreen paused
2022-02-25 16:12:43: HomeScreen created
2022-02-25 16:12:43: HomeScreen resumed
2022-02-25 16:12:43: SplashScreen destroyed
2022-02-25 16:12:43: HomeScreen paused
2022-02-25 16:12:44: HomeScreen resumed