You know what’s supposed to be unique? Snowflakes. Fingerprints. And GUIDs.

A GUID (Globally Unique Identifier) is mathematically designed to be so astronomically unique that if you generated one hundred billion GUIDs per second, you’d still have a better chances of being struck by lightning twice and then winning the lottery, all on the same day, than generating a duplicate.

And yet, here we are. Talking about duplicate App IDs in Business Central.