How To Fix CNV_IUUC_ODQ035 - SQL Error when selecting data from source

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_ODQ - Error messages for ODQ replication

• Message number: 035

• Message text: SQL Error when selecting data from source

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_ODQ035 - SQL Error when selecting data from source ?

  The SAP error message CNV_IUUC_ODQ035 typically occurs during data migration or data extraction processes, particularly when using the SAP Landscape Transformation (SLT) replication or the SAP Data Services. This error indicates that there is an SQL error when attempting to select data from the source system.
  Causes:
  
  Database Connectivity Issues: There may be issues with the connection to the source database, such as network problems or incorrect connection parameters.
  SQL Syntax Errors: The SQL query generated by the system may contain syntax errors or may not be compatible with the source database.
  Data Type Mismatches: There could be data type mismatches between the source and target systems, leading to errors during data selection.
  Permissions Issues: The user account being used to connect to the source database may not have the necessary permissions to execute the SQL query.
  Source Data Issues: There may be issues with the data in the source system, such as missing or corrupted records.
  Configuration Issues: Incorrect configuration settings in the SLT or data services setup can lead to this error.
  
  Solutions:
  
  Check Database Connectivity: Ensure that the connection to the source database is active and that the connection parameters (hostname, port, username, password) are correct.
  Review SQL Queries: If possible, review the SQL queries being generated and executed. Check for any syntax errors or compatibility issues with the source database.
  Verify Permissions: Ensure that the user account has the necessary permissions to read from the source tables. You may need to grant additional permissions if required.
  Inspect Source Data: Check the source data for any inconsistencies or corruption. Ensure that the data types in the source match those expected by the target system.
  Configuration Review: Review the configuration settings in the SLT or data services to ensure they are set up correctly. This includes checking the replication settings and any filters that may be applied.
  Check Logs: Look at the logs generated by the SLT or data services for more detailed error messages that can provide additional context on the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the error message for any specific patches or updates that may address the issue.
  Documentation: Refer to the official SAP documentation for SLT or Data Services for guidance on configuration and troubleshooting.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.