How To Fix /SCWM/LK228 - IDoc message type must not be initial

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LK -

• Message number: 228

• Message text: IDoc message type must not be initial

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LK228 - IDoc message type must not be initial ?

  The SAP error message /SCWM/LK228 IDoc message type must not be initial typically occurs in the context of SAP Extended Warehouse Management (EWM) when working with IDocs (Intermediate Documents) for data exchange between systems. This error indicates that the IDoc message type is not being provided or is empty when it is required.
  Cause:
  
  Missing Message Type: The IDoc message type is not specified in the configuration or during the processing of the IDoc.
  Incorrect Configuration: The configuration for the IDoc processing might be incomplete or incorrect, leading to the absence of a required message type.
  Data Issues: The data being processed may not have the necessary fields populated, leading to an empty message type.
  
  Solution:
  
  
  Check IDoc Configuration:
  
  Ensure that the IDoc type and message type are correctly configured in the system. You can check this in transaction WE30 (IDoc Types) and WE81 (Message Types).
  Verify that the message type is correctly assigned to the IDoc type you are using.
  
  
  
  Review IDoc Data:
  
  Inspect the IDoc data to ensure that the message type field is populated. You can use transaction WE02 or WE05 to view the IDoc and check its segments.
  If the message type is missing, you may need to correct the data being sent to the IDoc.
  
  
  
  Check Partner Profile:
  
  Review the partner profile settings in transaction WE20. Ensure that the message type is correctly defined for the relevant partner and that the settings are appropriate for the IDoc processing.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process that generates the IDoc to identify where the message type is being set or why it is not being populated.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to IDoc processing in EWM for any specific requirements or configurations that may be necessary.
  
  
  
  Related Information:
  
  IDoc Basics: Understanding the structure of IDocs, including segments and fields, is crucial for troubleshooting.
  EWM Configuration: Familiarity with EWM configuration settings related to IDoc processing can help in identifying potential misconfigurations.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error message.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.