The following exception has occurred on devices with Android less than 6.0
Caused by java.lang.NoSuchMethodError: No virtual method getActiveNotifications()[Landroid/service/notification/StatusBarNotification; in class Landroid/app/NotificationManager; or its super classes (declaration of 'android.app.NotificationManager' appears in /system/framework/framework.jar:classes2.dex) at com.unity.androidnotifications.UnityNotificationManager.findInvalidNotificationIds(UnityNotificationManager.java:430) at com.unity.androidnotifications.UnityNotificationManager.performNotificationHousekeeping(UnityNotificationManager.java:403) at com.unity.androidnotifications.UnityNotificationManager.lambda$triggerHousekeeping$0(UnityNotificationManager.java:387) at com.unity.androidnotifications.-$$Lambda$UnityNotificationManager$fSttc7CuZmP-kDH-q_FquZSJ7Yk.run(lambda) at java.lang.Thread.run(Thread.java:818)
Method getActiveNotifications() was added only in API level 23 (Android 6.0)
Plugin v2.0.1 Unity v2020.3.34f1
The following exception has occurred on devices with Android less than 6.0
Caused by java.lang.NoSuchMethodError: No virtual method getActiveNotifications()[Landroid/service/notification/StatusBarNotification; in class Landroid/app/NotificationManager; or its super classes (declaration of 'android.app.NotificationManager' appears in /system/framework/framework.jar:classes2.dex) at com.unity.androidnotifications.UnityNotificationManager.findInvalidNotificationIds(UnityNotificationManager.java:430) at com.unity.androidnotifications.UnityNotificationManager.performNotificationHousekeeping(UnityNotificationManager.java:403) at com.unity.androidnotifications.UnityNotificationManager.lambda$triggerHousekeeping$0(UnityNotificationManager.java:387) at com.unity.androidnotifications.-$$Lambda$UnityNotificationManager$fSttc7CuZmP-kDH-q_FquZSJ7Yk.run(lambda) at java.lang.Thread.run(Thread.java:818)
Method getActiveNotifications() was added only in API level 23 (Android 6.0)