Answer

PROBLEM

An error of MDAC 2.8 or similar will be displayed (It will say iether not found or corrupted) during the installation of MailEssentials 2012 even if MDAC 2.8 is installed.

ENVIRONMENT

• GFI MailEssentials
• All supported environments 

SOLUTION

The solution is to re-install MDAC 2.8 which you can find information on the links below:

http://support.microsoft.com/?id=307255 
http://www.macropool.com/en/download/repair_mdac.html  

CAUSE

The cause can be because MDAC is corrupted or some files are corrupted and will not be identified by MailEssentials.