3065912 - System Triggers Error "Serial number cannot be deleted; this is not the last active document" When Performing Adjustment Confirmation on Warehouse Order

When trying to remove Serial Number XXX while performing Adjustment Confirmation on a Warehouse Order for Target Logistics Area YYY. Following error appears：

Action failed
-----> Serial number XXX cannot be deleted; this is not the last active document

*XXX refers to Serial Number ID, YYY & ZZZ refers to Logistics area ID

SAP Business ByDesign

1. Navigate to  Inbound Logistics Work Center.
2. Go to Monitoring: By Warehouse Order view.
3. Search for the desired warehouse order ID.
4. Select Edit and Select Adjustment Confirmation.
5. Select Enable Entry.
6. Remove the Serial Number XXX.
7. Click on Save button.

Receive the error:
-----> Serial number XXX cannot be deleted; this is not the last active document

Case-1:User has performed a Goods movement and moved the stock from Target Logistics Area YYY to another Logistics Area ZZZ. The Adjustment confirmation is from the Target Logistics Area XXX.

Case-2:User has performed Goods movement and moved the stock from Target Logistics area YYY to ZZZ and again from ZZZ to YYY, and review from Stock Overview that the stock is residing in LOA YYY.

Ideally when the user performs the goods movement, GAC's are created and the active documents corresponding the serial number gets updated. Thus if Undo Release the Inbound Delivery ID , the document tagging will be still present for the GAC's and this prevents the adjustment.

Case-1 In order to solve the issue user need to perform a reversal of the Transfer Goods & Activity Confirmation created and then perform the adjustment Conformation.

1. Navigate to Internal Logistics Work Center
2. Go to Display / Reverse Goods And Activity Confirmations
3. Search for relevant Transfer Goods & Activity Confirmation
4. Select Reverse Confirmation
5. Release and Undo release Inbound Delivery
6. Now try performing Adjustment confirmation

Case-2 In order to solve the issue user need to perform a reversal of the latest Transfer Goods & Activity Confirmation followed by another Transfer Goods & Activity Confirmation created and then perform the adjustment Confirmation.

1. Navigate to Internal Logistics Work Center
2. Go to Display / Reverse Goods And Activity Confirmations
3. Search for relevant latest Transfer Goods & Activity Confirmation
4. Select Reverse Confirmation
5. Search for another Transfer Goods & Activity Confirmation
6. Select Reverse Confirmation
7. Release and Undo release Inbound Delivery
8. Now try performing Adjustment confirmation

Note: The Transfer GAC Id's can also be found in the Registered Products Detailed inventory tracking as well.

Serial number, Remove, Adjustment confirmation, Warehouse Order, Registered Products, Serial number cannot be deleted; this is not the last active document, GAC, Goods & Activity confirmation , KBA , AP-SLP-LOT , Site Logistics Lot , Problem