How do I handle files that Avast can’t scan?
https://blog.avast.com/2014/02/28/how-do-i-handle-files-that-avast-cant-scan/

Error: The system cannot find the path specified.
This error is usually gone if you reboot and scan again

Error: This file is a decompression bomb (42110).
Just mean a highly compressed file and the scan engine will not unpack and scan it
In your case it seems like windows update files

This has been asked/answered many times. You may search the forum for > decompression bomb