How To Fix LTR2_BASIS_CHECK511 - Source cardinality value checked

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_BASIS_CHECK - LTR2 Messages of Checks in Check Framework

• Message number: 511

• Message text: Source cardinality value checked

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_BASIS_CHECK511 - Source cardinality value checked ?

  The SAP error message LTR2_BASIS_CHECK511 with the description "Source cardinality value checked" typically occurs in the context of SAP Data Services or SAP BW (Business Warehouse) when there is an issue related to the cardinality of data sources in a data flow or transformation process.
  Cause:
  This error usually indicates that there is a mismatch or inconsistency in the expected cardinality of the data source. Cardinality refers to the uniqueness of data values contained in a particular column (e.g., one-to-one, one-to-many, many-to-one). The error can arise due to:
  
  Incorrect Data Model: The data model may not be correctly defined, leading to expectations of cardinality that do not match the actual data.
  Data Quality Issues: The source data may contain duplicates or unexpected values that violate the defined cardinality constraints.
  Transformation Logic: The logic applied in transformations may not align with the cardinality rules set in the data model.
  
  Solution:
  To resolve the LTR2_BASIS_CHECK511 error, you can take the following steps:
  
  
  Review Data Model: Check the data model definitions for the source and target tables. Ensure that the cardinality settings are correctly defined according to the business rules and data relationships.
  
  
  Data Profiling: Perform data profiling on the source data to identify any duplicates or anomalies that may be causing the cardinality issue. Use tools like SAP Data Services to analyze the data.
  
  
  Adjust Transformations: Review the transformation logic in your data flow. Ensure that it correctly handles the cardinality of the source data. If necessary, modify the transformations to align with the expected cardinality.
  
  
  Data Cleansing: If data quality issues are identified, implement data cleansing processes to remove duplicates or correct data inconsistencies.
  
  
  Testing: After making adjustments, test the data flow again to ensure that the error is resolved and that the data is processed correctly.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Data Services or BW for detailed information on cardinality and data modeling best practices.
  SAP Community: Engage with the SAP Community forums to seek advice from other users who may have encountered similar issues.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  
  By following these steps, you should be able to identify the root cause of the LTR2_BASIS_CHECK511 error and implement a suitable solution.