[rt-users] Problem with PDF attachments

[Emmanuel Lacour]

On Wed, Jan 21, 2009 at 07:55:42PM -0500, System Administrator wrote:
> Hi,
> 
> I recently upgraded from version 3.4.6 to 3.8.1.  Since then, pdf
> attachments downloaded from RT or sent by RT are corrupted, Acrobat
> Reader displays the error  "Insufficient data for an image".  This
> occurs even for pdf attachments saved before the upgrade.  I saw no
> errors in the database upgrade script running.
> 
> Have anyone had this issue before and encountered a solution?
> 

I think you missed upgrade process in UPGRADING.mysql.