How To Fix /SCWM/RF_EN838 - &1 handling units selected; select only one handling unit

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_EN -

• Message number: 838

• Message text: &1 handling units selected; select only one handling unit

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/RF_EN838 - &1 handling units selected; select only one handling unit ?

  The SAP error message /SCWM/RF_EN838 indicates that multiple handling units (HUs) have been selected when the system expects only one handling unit to be processed at a time. This error typically occurs in the context of warehouse management and radio frequency (RF) transactions in SAP Extended Warehouse Management (EWM).
  Cause:
  The error is caused by the user attempting to perform an action (such as picking, putting away, or confirming) on multiple handling units simultaneously when the system is configured to handle only one at a time. This can happen due to:
  
  User Selection: The user may have inadvertently selected multiple HUs in the RF interface.
  System Configuration: The system may be set up to require single HU processing for certain transactions.
  Transaction Type: The specific transaction being executed may not support multiple HUs.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Select a Single Handling Unit: Ensure that you are selecting only one handling unit for the transaction. If you are using an RF device, navigate back and select a single HU.
  
  
  Check Transaction Settings: Review the settings for the transaction you are trying to perform. If the transaction is intended to handle multiple HUs, check if there are configuration options that need to be adjusted.
  
  
  User Training: If users are frequently encountering this error, consider providing training on how to properly select handling units in the RF interface.
  
  
  System Configuration Review: If necessary, consult with your SAP EWM administrator or consultant to review the system configuration and ensure it aligns with your warehouse processes.
  
  
  Related Information:
  
  SAP Documentation: Refer to the SAP Help Portal for detailed documentation on handling units and RF transactions in EWM.
  Transaction Codes: Familiarize yourself with relevant transaction codes in EWM that pertain to handling units, such as /SCWM/PRDI for picking and /SCWM/PUTAWAY for putaway processes.
  Error Logs: Check the system logs for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to resolve the error and continue with your warehouse operations effectively.