How To Fix VHUMI160 - HU &1 does not only contain materials but also HU &2

VHUMI160 - Overview

• Message type: E = Error

• Message class: VHUMI - Messages for material identification

• Message number: 160

• Message text: HU &1 does not only contain materials but also HU &2

What causes this issue?

HUs can only contain materials without HU allocations or other HUs. You
cannot pack materials and HUs in a superior HU.

System Response

How to fix this error?

You can:
Separate HU &2& if you want to pack it in HU &1&.
Pack HU &1& and HU &2& separately.

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.

VHUMI160 - Details

• The SAP error message VHUMI160 indicates that there is an issue with handling units (HUs) in the system. Specifically, the message states that the handling unit (HU) identified by &1 does not only contain materials but also another handling unit (HU) identified by &2. This situation typically arises during processes such as goods movements, inventory management, or when trying to pack or unpack handling units.
  
  Cause:
  
  Nested Handling Units: The error occurs when a handling unit is expected to contain only materials (stock items) but instead contains another handling unit. This can happen if the system is set up to allow nested handling units, but the current operation does not support it.
  Incorrect Packing Configuration: The packing configuration may not be set up correctly, leading to the system not recognizing the nested structure.
  Data Entry Error: There may have been a mistake in the data entry or packing process, where a handling unit was