How To Fix CM_SDM_API059 - Undefined Error during Aggregation

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_SDM_API - Messages of HANA DB 2 ABAP mapping service

• Message number: 059

• Message text: Undefined Error during Aggregation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM_SDM_API059 - Undefined Error during Aggregation ?

  The SAP error message CM_SDM_API059, which indicates an "Undefined Error during Aggregation," typically arises in the context of data aggregation processes within SAP systems, particularly in SAP BW (Business Warehouse) or SAP HANA environments. This error can occur due to various reasons, including issues with data sources, transformations, or system configurations.
  Possible Causes:
  
  Data Source Issues: The data source from which the aggregation is pulling data may be unavailable or incorrectly configured.
  Transformation Errors: There may be issues in the transformation logic that processes the data before aggregation.
  Data Model Issues: Problems with the data model, such as incorrect relationships or missing fields, can lead to aggregation errors.
  System Performance: Insufficient system resources (CPU, memory) can cause timeouts or failures during aggregation.
  Configuration Errors: Incorrect settings in the aggregation process or related configurations can lead to this error.
  Data Quality Issues: Inconsistent or corrupt data can also trigger aggregation errors.
  
  Solutions:
  
  Check Data Sources: Ensure that all data sources are available and correctly configured. Verify that the data is being loaded as expected.
  Review Transformations: Examine the transformation logic for any errors or inconsistencies. Test the transformations independently to ensure they work correctly.
  Validate Data Model: Check the data model for any issues, such as missing fields or incorrect relationships. Ensure that all necessary fields are included in the aggregation.
  Monitor System Resources: Use system monitoring tools to check for resource bottlenecks. If necessary, optimize the system or increase resources.
  Review Configuration Settings: Go through the configuration settings related to the aggregation process to ensure they are set up correctly.
  Data Quality Checks: Perform data quality checks to identify and resolve any inconsistencies or corrupt data that may be causing the issue.
  Logs and Traces: Check the application logs and traces for more detailed error messages that can provide insights into the root cause of the issue.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to data aggregation, BW, or HANA for best practices and troubleshooting guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken to resolve it.