You could choose one $.50 rebate from 4 options. I chose Late July tortilla chips, various flavors available.
I was just reading notifications on FaceBook and Instagram. Many people were saying the same.. They were all told by the site administrators to put in a ticket. Must have been common.
Check the post by @Saving4Fun he posted a great screen shot of the offer details. In my opinion it was less than expected but a kind gesture by Ibotta.