I n project management and accounting module
User is trying to reduce quantity or delete the line on item requirement. This is cause common scenario when the during project lifecycle the requirements are changing. Quantity on the item requirement list is used also for analysis of required and used items.
Getting error message in Intercompany process The intercompany sales order is being updated, and therefore you cannot add/change/delete lines.
Once a partial quantity is picked we will not be able to change the line quantity