How To Fix IUUC_MAIN212 - SQL-Error step "Execute Prefix_Field_Values": &1 &2 &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_MAIN - IUUC: Main Message class

• Message number: 212

• Message text: SQL-Error step "Execute Prefix_Field_Values": &1 &2 &3 &4

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 IUUC_MAIN212 - SQL-Error step "Execute Prefix_Field_Values": &1 &2 &3 &4 ?

  The SAP error message IUUC_MAIN212, which occurs during the execution of the "Execute Prefix_Field_Values" step, typically indicates an SQL error related to the data replication process in SAP Landscape Transformation (SLT) or SAP Data Services. This error can arise due to various reasons, including issues with the database connection, data inconsistencies, or configuration problems.
  Possible Causes:
  
  Database Connection Issues: The connection to the source or target database may be interrupted or misconfigured.
  Data Type Mismatches: There may be a mismatch between the data types in the source and target systems, leading to SQL errors during data transformation.
  Invalid Data: The data being processed may contain invalid or unexpected values that violate constraints in the target database.
  Configuration Errors: Incorrect settings in the SLT configuration or replication settings can lead to SQL errors.
  Database Constraints: Constraints such as primary keys, foreign keys, or unique constraints in the target database may be violated by the incoming data.
  
  Solutions:
  
  Check Database Connections: Ensure that the connections to both the source and target databases are active and correctly configured.
  Review Data Types: Verify that the data types in the source and target systems match. Adjust the mappings if necessary.
  Validate Data: Check the data being replicated for any invalid entries or inconsistencies. Clean or transform the data as needed.
  Examine SLT Configuration: Review the SLT configuration settings to ensure they are correct. Pay attention to the replication settings and field mappings.
  Check Database Constraints: Investigate the target database for any constraints that may be causing the error. Adjust the data or constraints as necessary.
  Review Logs: Check the SLT logs for more detailed error messages that can provide additional context about the SQL error.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SLT Monitor (LTRC) to monitor the replication process and view error logs.
  SAP Notes: Search for relevant SAP Notes that may address specific issues related to IUUC_MAIN212 or SQL errors in SLT.
  Documentation: Refer to the official SAP documentation for SLT and data replication for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed error logs and context for the issue.