How To Fix APS_CKE_PARSER105 - Changing the origin of field with alias &1 is incompatible.

SAP Error Message - Details

• Message type: E = Error

• Message class: APS_CKE_PARSER - CDS Key user tool - AST handler messages

• Message number: 105

• Message text: Changing the origin of field with alias &1 is incompatible.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message APS_CKE_PARSER105 - Changing the origin of field with alias &1 is incompatible. ?

  The SAP error message APS_CKE_PARSER105, which states "Changing the origin of field with alias &1 is incompatible," typically occurs in the context of data modeling or when working with SAP BW (Business Warehouse) or SAP HANA. This error indicates that there is an issue with the way a field's origin is being modified, particularly when it involves an alias.
  Cause:
  
  
  Field Alias Conflict: The error often arises when there is an attempt to change the origin of a field that has been defined with an alias. In SAP, an alias is a way to refer to a field in a different context or with a different name. Changing the origin of such a field can lead to inconsistencies or conflicts in the data model.
  
  
  Incompatible Data Sources: The field may be linked to multiple data sources, and changing its origin could create conflicts with the existing data mappings or transformations.
  
  
  Data Model Integrity: The change might violate the integrity of the data model, especially if the field is used in calculations, queries, or reports.
  
  
  Solution:
  
  
  Review Field Usage: Check where the field with the alias is being used in your data model. Ensure that changing its origin will not disrupt any existing dependencies or calculations.
  
  
  Remove or Modify Alias: If possible, consider removing the alias or modifying it to ensure that it does not conflict with the changes you are trying to make. This may involve renaming the alias or ensuring that it points to a compatible origin.
  
  
  Check Data Source Compatibility: Ensure that the data sources you are working with are compatible with the changes you are trying to implement. If necessary, adjust the data sources or mappings accordingly.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling field origins and aliases. This can provide insights into best practices and potential pitfalls.
  
  
  Testing: After making changes, thoroughly test the data model to ensure that everything functions as expected and that there are no further errors.
  
  
  Related Information:
  
  
  SAP Notes and Knowledge Base Articles: Check SAP's support portal for any notes or articles related to this specific error message. There may be updates or patches that address this issue.
  
  
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  
  SAP BW/HANA Documentation: Review the official SAP BW or HANA documentation for guidelines on data modeling, field origins, and aliases to better understand the implications of your changes.
  
  
  By following these steps, you should be able to resolve the APS_CKE_PARSER105 error and ensure that your data model remains consistent and functional.