On entering the Generate Job Allocations screen you need to Calculate before you can Post. The Post Batch is greyed out otherwise.
Batch
You can select an existing Job adjustment batch or create a new batch header for these transactions.
Note: The batch will need to be the same period as the Period of the YTD value. This is the same Year/Period of the System Control File and is the highlighted Year/Period on the Generate Cost Allocations screen.
Post Batch
Creates the batch of allocation transactions. To edit or delete these transactions recall this batch using Enter Job Adjustments.
List Batch will print a Batch Edit List