How To Fix /SCWM/HUFUNCTIONS181 - A handling unit cannot be assigned to several deliveries

/SCWM/HUFUNCTIONS181 - Overview

• Message type: E = Error

• Message class: /SCWM/HUFUNCTIONS -

• Message number: 181

• Message text: A handling unit cannot be assigned to several deliveries

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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/SCWM/HUFUNCTIONS181 - Details

• The SAP error message /SCWM/HUFUNCTIONS181 indicates that a handling unit (HU) is being attempted to be assigned to multiple deliveries, which is not allowed in the SAP system. Handling units are unique identifiers for packaging materials that can contain one or more products, and they are designed to be associated with a single delivery at a time.
  
  Cause:
  The error occurs due to the following reasons:
  
  Multiple Assignments: The handling unit is already assigned to another delivery, and the system does not allow it to be assigned to a new delivery until it is unassigned from the previous one.
  Incorrect Process Flow: The process flow may not be correctly followed, leading to attempts to assign the same HU to different deliveries.
  System Configuration: There may be specific configurations in the system that restrict the assignment of HUs to multiple deliveries.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Current Assignments:
  
  Use transaction code /SCWM/HU to