if we switch the app to make it suspended by the system and then switch it back, unlock page appears and there's no crash when clicking any elements on the page.
but when the app detects timeout and push the unlock page into stack, any user actions on the unlock page leads to the crash
if we switch the app to make it suspended by the system and then switch it back, unlock page appears and there's no crash when clicking any elements on the page.
but when the app detects timeout and push the unlock page into stack, any user actions on the unlock page leads to the crash