Weird Error Message

I get this really weird error message that looks like alien language i dont know if its an easter egg but i really want to know what it is this is the screenshot https://account.xbox.com/en-au/screenshot/adfc62a2-2fe7-45af-bcbb-1edbefad88de?gamertag=KoolBlueAids&scid=1370999b-fca2-4c53-8ec5-73493bcb67e5