How To Fix HU_VV0C007 - Number assignment must be unique - Random number assignment not possible

HU_VV0C007 - Overview

• Message type: E = Error

• Message class: HU_VV0C - Messages during maintenance of HU Customizing

• Message number: 007

• Message text: Number assignment must be unique - Random number assignment not possible

What causes this issue?

It has been defined at client level that the external number assignment
must be unique. Unique number assignment is ensured through the
assignment of an SSCC18 code (serial shipping container code). At
client level, number assignment is also unique because it is based on a
number range interval.

How to fix this error?

Choose a different number assignment.

Error message extract from SAP system. Copyright SAP SE.

HU_VV0C007 - Details

• The SAP error message HU_VV0C007 indicates that there is an issue with the unique assignment of handling unit (HU) numbers. This error typically arises when the system is trying to assign a random number to a handling unit, but it finds that the number is not unique, which is a requirement for handling units in SAP.
  
  Cause:
  
  Duplicate Handling Unit Numbers: The most common cause of this error is that the system has detected that the handling unit number it is trying to assign already exists in the database.
  Number Range Issues: The number range configuration for handling units may not be set up correctly, leading to conflicts in number assignments.
  Custom Logic: If there are custom developments or enhancements in the system that affect handling unit creation, they might be causing conflicts in number assignment.
  
  
  Solution:
  
  Check Existing Handling Units: Verify if the handling unit number that the system is trying to assign already exists.