How To Fix HUFUNCTIONS321 - No cancellation possible for handling unit &1

HUFUNCTIONS321 - Overview

• Message type: E = Error

• Message class: HUFUNCTIONS - Messages from FB with HU services without global t.

• Message number: 321

• Message text: No cancellation possible for handling unit &1

What causes this issue?

To cancel these handling units, you must have canceled at least one
material document item partially, since you have posted other handling
units using this material item.
Cancellation is only possible when a material document line is canceled
completely.

System Response

This activity is not possible.

How to fix this error?

You can cancel the whole material document. This cancels all
handling units that were posted using this material document.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HUFUNCTIONS321 - No cancellation possible for handling unit &1 ?

  The SAP error message HUFUNCTIONS321 ("No cancellation possible for handling unit &1") typically occurs when you attempt to cancel a handling unit (HU) that cannot be canceled due to certain conditions or statuses associated with it. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Status of the Handling Unit: The handling unit may be in a status that does not allow cancellation. For example, if the HU has already been delivered, picked, or is part of a completed process, it cannot be canceled.
  Dependencies: The handling unit may be linked to other documents or processes (like deliveries, shipments, or inventory postings) that prevent its cancellation.
  System Configuration: Certain configurations in the system may restrict the cancellation of handling units based on business rules or settings.
  Incomplete Processes: If the handling unit is part of an incomplete process (e.g., not fully processed in a delivery), it may not be eligible for