Steps to Reproduce
Navigate to Service Catalog > Hardware > Sales Laptop.
Check some Optional Software checkboxes and click Order Now.
From the Order status page, go to the requested item created.
On the Requested Item form, click Personalize Form.
Notice that variables are showing as sys_id.
There is no known workaround for this issue. If you are able to upgrade, review the Fixed In field to determine whether any versions have a permanent fix.
Related Problem: PRB641776