logManager.UploadNow() causes crash in iOS

[abuhsayem]

Describe your environment.
logManagers.UploadNow() causes crash in iOS

Steps to reproduce.
logManagers.UploadNow() is called on iOS

The following is seen:
libc++abi: Pure virtual function called!

What is the expected behavior?
no crash

What is the actual behavior?
crash is seen

Additional context.
Add any other context about the problem here.