Board Thread:Support Requests - Getting Technical/@comment-9605025-20170102050208/@comment-197.218.90.95-20170106170405

>I was trying to figure out if there was a way to do this without using #ifexist since that particular parser function is known to cause issues with other features.

Actually, the portable infobox is one of the few tools that can do that without an "expensive function". You could add some default image with the alternate text for this, e.g.: my Infobox File:Example.png File:Example.png

You could also use ifexist anyway, with something like this:

Still, your suggestion seems like a worthwhile feature request, and you may want to contact staff and suggest it.