How To Fix RSDHA318 - Validation of transformation '&1' not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 318

• Message text: Validation of transformation '&1' not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA318 - Validation of transformation '&1' not possible ?

  The SAP error message RSDHA318, which states "Validation of transformation '&1' not possible," typically occurs in the context of data transformation processes in SAP BW (Business Warehouse). This error indicates that there is an issue with the transformation object that is being validated, which could be due to various reasons.
  Causes:
  
  Missing Source or Target Objects: The source or target InfoObjects (e.g., InfoProviders, DataSources) referenced in the transformation may not exist or may have been deleted.
  Inconsistent Data Types: There may be a mismatch in data types between the source and target fields in the transformation.
  Incorrect Mapping: The mapping between source and target fields may not be correctly defined, leading to validation issues.
  Transport Issues: If the transformation was transported from one system to another, there may be inconsistencies or missing objects in the target system.
  Authorization Issues: The user may not have the necessary authorizations to access the transformation or its components.
  
  Solutions:
  
  Check Object Existence: Verify that all source and target InfoObjects referenced in the transformation exist and are active.
  Review Data Types: Ensure that the data types of the source and target fields match. If there are discrepancies, adjust the transformation accordingly.
  Validate Mapping: Go through the mapping in the transformation and ensure that all fields are correctly mapped and that there are no missing mappings.
  Transport Consistency: If the transformation was transported, check for any missing objects or inconsistencies in the target system. You may need to re-transport the necessary objects.
  Authorization Check: Ensure that the user has the appropriate authorizations to access and validate the transformation.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to access and manage transformations.
  Logs and Traces: Check the logs for more detailed error messages that can provide additional context on what might be causing the validation failure.
  SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  Documentation: Refer to SAP documentation for detailed guidelines on creating and managing transformations in BW.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP Basis or BW team for further investigation.