Problem:
ESET may have been damaged by a virus or corruption within
the program - this is how to fix this error.
ESET is no longer functioning properly and the user is
receiving an error when opening that states "Analysis of application
protocols will not function" and Maximum Protection is NOT ensured.
3. Download and install the program Microsoft SubInACL.exe http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=2351
4. Download and execute Service Repair
5. Restart the computer and boot to Safe Mode.
6. Delete the ESET folders from these two directory.
C:\ProgramData
C:\Program Files
7. Reboot the computer in Normal Boot.
8. Reinstall the ESET Antivirus program.