How To Fix SPXN188 - A mapping mode has to be assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 188

• Message text: A mapping mode has to be assigned

What causes this issue?

See <DS:DE.PRX_HDR_MODE> Mapping Mode</>

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN188 - A mapping mode has to be assigned ?

  The SAP error message SPXN188, which states "A mapping mode has to be assigned," typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the mapping configuration in your integration scenario. This error indicates that the system expects a mapping mode to be defined for the message mapping but it has not been assigned.
  Cause:
  
  Missing Mapping Mode: The most common cause of this error is that the mapping mode (e.g., "Standard," "Enhanced," or "Custom") has not been assigned to the mapping configuration.
  Incorrect Configuration: There may be an issue with the configuration of the integration flow or the mapping itself, leading to the system not recognizing the mapping mode.
  Transport Issues: If the mapping was transported from one system to another, it might not have been properly configured in the target system.
  
  Solution:
  
  
  Assign Mapping Mode:
  
  Go to the Integration Directory in your SAP PI/PO system.
  Locate the relevant integration scenario and open the message mapping.
  Ensure that a mapping mode is assigned to the mapping. You can typically find this in the properties of the mapping configuration.
  Save and activate the changes.
  
  
  
  Check Mapping Configuration:
  
  Verify that the mapping is correctly configured and that all necessary components (source and target structures, mapping logic) are in place.
  Ensure that the mapping is correctly linked to the sender and receiver agreements.
  
  
  
  Review Transport Requests:
  
  If the mapping was transported, check the transport request to ensure that all necessary objects were included and that there were no errors during the transport process.
  
  
  
  Testing:
  
  After making the necessary changes, test the integration scenario to ensure that the error is resolved and that the mapping works as expected.
  
  
  
  Related Information:
  
  Documentation: Refer to the SAP Help Portal for detailed documentation on message mapping and integration scenarios in SAP PI/PO.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message.
  Community Forums: Engage with the SAP Community or forums for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the SPXN188 error and ensure that your mapping configuration is correctly set up.