System Response
Availability control searches upward through the hierarchy to determinethe budget-bearing element in which commitment budget availability ischecked.
The check is made against the firstBS element found to havecommitment budget. A BS element may be deemed budget-bearing for thispurpose even if the current budget is zero. This may be the case ifindividual budget types with values other thanzero were entered which when totalled result in a current budget totalof zero.