Extra description files 1.0

[printito]

I install the
EXTRA DESCRIPTION FILES 1.0

To add in every products description template to download
I did install successfully in web and administration server
But
First erase all description product webpage when I try to update and add the template to be downloading
Second not allow to add second product or keep shopping in live web

Have any ideas?
www.printito.com

[haredo]

What version of zen cart did you install this module, notice it was written for version 1.38