FRM-40200: Field is Protected Against Update -- Item and Block are both updateable

Hi,

I'm working on a custom form in Forms 10.1.2.3. I created a new block and a new item for Operating Unit (for MOAC compatibility). Both the block and the item have Update Allowed set to Yes. I have also added Messages to the When-New-Block-Instance using get_item_property to display and confirm those values in real time. I did searches for the block name, the item name, even the word FALSE just to confirm that nothing is being over-written programatically. There are no query_only parameters being passed to the form. However, it does appear that something is turning it into a query