How To Fix /SCWM/WHO151 - Cannot create handling unit. Manual creation necessary

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/WHO -

• Message number: 151

• Message text: Cannot create handling unit. Manual creation necessary

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/WHO151 - Cannot create handling unit. Manual creation necessary ?

  The SAP error message /SCWM/WHO151 indicates that the system is unable to automatically create a handling unit (HU) during a specific process, and it suggests that manual creation of the handling unit is necessary. This error typically occurs in the context of warehouse management processes within the SAP Extended Warehouse Management (EWM) module.
  Causes:
  
  Missing Master Data: The required master data for the product, such as packaging specifications or handling unit types, may be missing or incorrectly configured.
  Incompatible Product Characteristics: The product being processed may not meet the criteria for automatic handling unit creation, such as size, weight, or packaging type.
  Configuration Issues: There may be issues with the configuration settings in the EWM system, such as the handling unit management settings or the packaging process.
  Stock Availability: There may not be enough stock available to create a handling unit, or the stock may not be in a suitable status for HU creation.
  Process Flow Issues: The current process flow may not support automatic HU creation, requiring manual intervention.
  
  Solutions:
  
  Check Master Data: Ensure that all necessary master data, including product master records, packaging specifications, and handling unit types, are correctly set up in the system.
  Review Product Characteristics: Verify that the product meets the requirements for automatic handling unit creation. Adjust the product's characteristics if necessary.
  Configuration Review: Review the EWM configuration settings related to handling units and packaging. Ensure that the settings align with the business processes.
  Stock Check: Confirm that there is sufficient stock available and that it is in the correct status for HU creation. If stock is not available, consider replenishing it.
  Manual Creation: If automatic creation is not possible, follow the manual process to create the handling unit. This can typically be done through the EWM interface by navigating to the appropriate transaction for HU creation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in EWM, such as /SCWM/HU_CREATE for manual handling unit creation.
  Documentation: Refer to SAP documentation and help guides for detailed instructions on handling unit management and troubleshooting common issues.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP EWM expert for further assistance.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the error and successfully create handling units in your SAP EWM system.