How To Fix HUFUNCTIONS304 - HU inventory is managed externally for storage location &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 304

• Message text: HU inventory is managed externally for storage location &1

What causes this issue?

A material posting for a handling unit was to be made. The storage
location involved, storage location &V1&, is managed using a
decentralized warehouse system. Stock can only be posted in the
decentralized Warehouse Management System.

System Response

The desired goods movement is not posted.

How to fix this error?

Post these items in the
<DS:GLOS.3526BEAEAFAB52B9E10000009B38F974>decentralized WMS</>.

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 HUFUNCTIONS304 - HU inventory is managed externally for storage location &1 ?

  The SAP error message HUFUNCTIONS304 indicates that the handling unit (HU) inventory is managed externally for a specific storage location. This typically means that the system is set up to manage inventory outside of the standard SAP inventory management processes for that particular storage location.
  Cause:
  
  External Inventory Management: The storage location is configured to manage inventory externally, which means that the handling units are not tracked within the SAP system for that location.
  Configuration Settings: The configuration settings in the SAP system for the storage location may have been set to use an external system for inventory management, which can lead to this error when trying to perform operations that require internal inventory management.
  Handling Unit Management (HUM) Settings: The handling unit management settings may not be aligned with the inventory management settings for the storage location.
  
  Solution:
  
  
  Check Storage Location Configuration: Review the configuration of the storage location in the SAP system. Ensure that it is set up correctly for handling unit management and inventory management.
  
  Transaction Code: SPRO (Customizing)
  Navigate to: Logistics Execution > Handling Unit Management > Basic Settings > Define Storage Locations for Handling Unit Management.
  
  
  
  Adjust Inventory Management Settings: If the storage location should be managed internally, you may need to change the settings to allow for internal inventory management.
  
  
  Review Handling Unit Management Settings: Ensure that the handling unit management settings are correctly configured for the storage location in question. This may involve checking the settings for handling unit types and their relationship with inventory management.
  
  
  Consult Documentation: Refer to SAP documentation or consult with your SAP Basis or functional team to understand the implications of changing the configuration and to ensure that it aligns with your business processes.
  
  
  Testing: After making any changes, perform tests to ensure that the error no longer occurs and that the handling units can be processed as expected.
  
  
  Related Information:
  
  Handling Unit Management (HUM): This is a module in SAP that allows for the management of handling units, which are used to track and manage inventory in a more granular way.
  Inventory Management: This module is responsible for managing stock levels, movements, and inventory valuation within the SAP system.
  Integration with External Systems: If your organization uses an external system for inventory management, ensure that the integration points are functioning correctly and that data is being synchronized properly.
  
  If the issue persists after checking the above points, it may be beneficial to engage with SAP support or a consultant who specializes in SAP logistics and inventory management.