Item is created with Manage item by Batch and On every transation
I posted AP Invoice and i assign batch number, then i added AP invoice
Now i realised that batch number i have give is wrong, i need to edit batch number.
I opened Batch Number Management screen, Operation selected Update existing batch number, selected only AP invoice.
It display all existing batch number for that selected item. but Batch number is in gray mode. i can not edit
Please give me advise how to update batch number