I am having the same problem. I checked the content type and it seems to be the problem. However when adding from an existing content type the Zetadocs type is not on the list.
I followed instructions in the installation guide perfectly.
I am having the same problem. I checked the content type and it seems to be the problem. However when adding from an existing content type the Zetadocs type is not on the list.
I followed instructions in the installation guide perfectly.