How To Fix RD172 - Error during characteristic determination when extracting

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 172

• Message text: Error during characteristic determination when extracting

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RD172 - Error during characteristic determination when extracting ?

  The SAP error message RD172, which indicates "Error during characteristic determination when extracting," typically occurs in the context of data extraction processes, particularly when working with SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error is related to the characteristic determination process, which is essential for mapping data from the source system to the target data model.
  Causes of RD172 Error
  
  
  Missing Characteristics: The error may arise if the characteristics required for the extraction are not defined or are missing in the data source.
  
  
  Incorrect Data Source Configuration: If the data source is not properly configured or if there are inconsistencies in the data model, it can lead to this error.
  
  
  Data Type Mismatches: If there are mismatches in data types between the source and target systems, it can cause issues during the extraction process.
  
  
  Authorization Issues: Lack of proper authorizations for the user executing the extraction can also lead to this error.
  
  
  Inconsistent Data: If the data in the source system is inconsistent or corrupt, it may lead to errors during characteristic determination.
  
  
  Custom Logic or Enhancements: If there are custom enhancements or logic implemented in the extraction process, they may not be functioning correctly.
  
  
  Solutions to RD172 Error
  
  
  Check Data Source Configuration: Verify that the data source is correctly configured and that all required characteristics are defined.
  
  
  Validate Characteristics: Ensure that all necessary characteristics are available and correctly mapped in the data model.
  
  
  Review Data Types: Check for any data type mismatches between the source and target systems and correct them as needed.
  
  
  Authorization Check: Ensure that the user executing the extraction has the necessary authorizations to access the data.
  
  
  Data Consistency Check: Perform a consistency check on the data in the source system to identify and resolve any inconsistencies or corrupt data.
  
  
  Debug Custom Logic: If there are custom enhancements, debug the logic to identify any issues that may be causing the error.
  
  
  Check for Notes and Patches: Look for any SAP Notes or patches related to this error message, as SAP may have provided fixes or workarounds.
  
  
  Consult SAP Documentation: Refer to SAP documentation or community forums for additional insights and troubleshooting steps related to this error.
  
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like RSA3 (Data Extraction) or RSA1 (Data Warehousing Workbench) to analyze the data source and extraction process.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error.
  Community Forums: Engage with SAP community forums or user groups for shared experiences and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the root cause of the RD172 error and implement the necessary solutions to resolve it.