How To Fix SOS_MAPPING801 - No attributes exist in mapping

SAP Error Message - Details

• Message type: E = Error

• Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

• Message number: 801

• Message text: No attributes exist in mapping

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 SOS_MAPPING801 - No attributes exist in mapping ?

  The SAP error message SOS_MAPPING801, which states "No attributes exist in mapping," typically occurs in the context of SAP Data Services or SAP BusinessObjects when there is an issue with the mapping of data attributes in a data flow or transformation process. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  
  Missing Attributes: The error usually indicates that the mapping you are trying to execute does not have any attributes defined. This could happen if the source or target structure is not properly defined or if the attributes have been removed or not included in the mapping.
  
  
  Incorrect Mapping Configuration: If the mapping configuration is incorrect or incomplete, it may lead to this error. This can happen if the data flow is not properly set up to link the source and target attributes.
  
  
  Data Source Issues: If the data source is not accessible or if there are issues with the data connection, it may result in the attributes not being recognized.
  
  
  Versioning Issues: Sometimes, if there are changes in the data model or if the version of the data flow has not been updated, it may lead to discrepancies in the attribute mapping.
  
  
  Solution:
  
  
  Check Mapping Configuration: Review the mapping configuration in the data flow. Ensure that all necessary attributes are included in the mapping. You may need to re-add attributes if they are missing.
  
  
  Validate Source and Target Structures: Ensure that the source and target structures are correctly defined and that they contain the expected attributes. If there are changes in the data model, update the mapping accordingly.
  
  
  Test Data Source Connection: Verify that the data source is accessible and that there are no connection issues. You can test the connection to ensure that it is working as expected.
  
  
  Refresh Data Flow: If there have been changes to the data model, refresh the data flow or re-import the data structure to ensure that the latest attributes are recognized.
  
  
  Check for Version Conflicts: If you are working in a multi-user environment, ensure that you are using the correct version of the data flow. If necessary, check out the latest version or resolve any conflicts.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any specific guidance related to the version of SAP you are using, as there may be known issues or patches available.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to SOS_MAPPING801. SAP Notes often provide fixes or workarounds for specific error messages.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Data Services Documentation: Review the official SAP Data Services documentation for best practices on mapping and data flow configuration.
  
  By following these steps, you should be able to identify the cause of the SOS_MAPPING801 error and implement a solution to resolve it.