Mailscan is deleting/quarantine mails with 0 bytes

[vikas]

Go to c:\program files\mailscan directory
open mailscan.ini
search for the following entry

Deleteemailshavingzerobyteattachments=1

Change the value to 0 from one after changing the value entry will look like this

Deleteemailshavingzerobyteattachments=0

Save the file
and restart Mailscan service once this should resolve the problem.