ClamAV 3310 Errors in Delivery Logs

This article applies to recent versions of SmarterMail. View articles for SmarterMail 15.x and earlier.
The steps below can help When experiencing ClamAV 3310 errors or seeing the following entries in your delivery logs:
No connection could be made because the target machine actively refused it 127.0.0.1:3310
To solve this problem, make sure that you have the Microsoft 2010 C++ Redistributable Packages installed, which are available here:
 
If you continue to experience ClamAV issues afterwards, then perform the following:
  1. Stop the SmarterMail Service
  2. Navigate to C:\Program Files (x86)\SmarterTools\SmarterMail\Service\Clam\etc
  3. Delete clamd.conf and freshclam.conf
  4. Restart the SmarterMail service
 
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