I just had this same problem last week. I created a new PO in a project/folder other than Default. I ended up copying the new PO over to the Default project (after a few hours banging on the keyboard) and viola it finally showed up under Custom Type.
Is your PO in the Default project?
1 of 1 people found this helpful
It's a issue related to browser cache and you can fix it by opening Informatica on incognito mode.