One Time Check Payees
Checks that are created from a template or by duplicating another check lose the checkbox for One Time Name. This can be annoying if you are writing many checks to "one time" payees.
User bug report
Turn on the checkbox manually.
This is fixed in version 3.8.
That value is in the "calculated" portion of the record, so we needed to add a bit of special code to copy the data from the old record to the new one.