While starting PM error is showing "Problem in Antivirus"

Problem :

After upgradation from IQv6 to PMEv7, while starting PM above error is showing.

Solution :

Download and store the follow files using the links...

 - Shutdown PMEv7.

 - Now go to "\Qlc\shared\avac\" folder.

 - Locate the folder "cat" here and rename it to "cat-old".

 - Extract the file "windows.rar", in the same path i.e. "\Qlc\shared\avac\" folder.
 (Once you extracted, ensure there is a new cat folder seen there.)

 Start PMEv7 and verify the proper functioning !