New answers tagged enterprise-wiki
Man, this took me an embarrassingly long amount of time to figure out, so don't feel bad. But if you go to the library settings for your enterprise wiki, and open up the settings for the categories field, you'll notice that you need to actually assign it a managed metadata termset before you can have users enter items into it.
We ran into this problem back with SharePoint 2010. Ultimately, we never found a solution, and users were forced to manually upload the images. However, I do remember that copying and pasting using Firefox embedded the images using base64 encoded strings. So the images were never uploaded into the Images library, but were instead embedded into the HTML ...
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