Solved! Go to Solution.
Thank you very much for the prompt response.
My Storage unit's density is hcart indeed. Robot type is TLD. Drive tape is also TLD and hcart.
I just ran the inventory tool with advanced options, forcing it to be hcart, and it worked! Thanks so much, now my jobs are launching without error 96.
It seems there are some barcode rules in place here. I'll try to review them later, but for now at least I know how to work around them.