AVG 2015 is detecting a corrupted file and removing it to the virus volt, the file is C\Windows\sys.WOW64\mfc45.dll, it is removed but keeps reappearing when I start up. What is this file and why does it keep reappearing?

David, Community search??.. Have a look @ this link (https://support.avg.com/answers?id=906b0000000D45tAAC) & see what AVG are saying!
AVG Guru

David, Community search??.. Have a look @ this link (https://support.avg.com/answers?id=906b0000000D45tAAC) & see what AVG are saying!
AVG Guru