On Field Update Invoke

Use this user property to clear the System Allocation Flag of the parent package when a split menu or a package of the Package Item Price type is added to the package items.

Property	Description/Value
Value	"Type", "TNT Product - ISS Admin", "UpdateSysFlag", "IIf([Type Calc] = ""Package Item Price"" OR ([Type Calc] = ""Menu Per Person"" AND [Split Menu Item Flag] =""Y""), ""Y"", ""N"")"
Parent Object Type	TNT Package Item business component
Usage	For a package, the System Allocation Flag must be set to False if the pack­age items include either a split menu or a package of the Package Item Price type. When a split menu or a package of the Package Item Price type is associated with a parent package, the UpdateSysFlag custom method of the TNT Product - ISS Admin parent business component is called to clear the System Allocation Flag, if it is selected.