when a benefit code is set up with a group limit what happens when the limit is reached?

A benefit code was set up a few month's ago for a select group of employees.  Everything seems to work as expected.  The group limit on the benefit code was set at 56,000.  The group will exceed the limit on this payroll.  We are attempting to run payroll now and we are getting errors that seems to be associated with the benefit code.  The errors (see below), they suggest the account is invalid but it isn't, as I said the code has been working fine up until this pay period.  We are thinking the problem is happening because of the