How To Fix IUUC_TAB238 - DML operation on table '&1' failed (insert / update / delete)

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_TAB - IUUC: Messages for table analysis

• Message number: 238

• Message text: DML operation on table '&1' failed (insert / update / delete)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_TAB238 - DML operation on table '&1' failed (insert / update / delete) ?

  The SAP error message IUUC_TAB238 indicates that a Data Manipulation Language (DML) operation (insert, update, or delete) on a specific table has failed. This error is typically associated with the SAP Landscape Transformation (SLT) replication process, which is used for real-time data replication from source systems to SAP HANA or other target systems.
  Causes of IUUC_TAB238
  
  
  Database Constraints: The operation may violate database constraints such as primary key, foreign key, or unique constraints. For example, trying to insert a duplicate key value into a table that requires unique values.
  
  
  Data Type Mismatch: The data being inserted or updated may not match the expected data types defined in the target table schema.
  
  
  Missing Required Fields: If the operation is trying to insert or update a record without providing values for required fields, it can lead to failure.
  
  
  Locking Issues: The target table may be locked by another transaction, preventing the DML operation from completing.
  
  
  Replication Configuration Issues: There may be issues with the SLT configuration, such as incorrect mapping or settings that prevent the operation from being executed successfully.
  
  
  Triggers or Procedures: If there are triggers or stored procedures on the target table that fail during the DML operation, it can cause this error.
  
  
  Solutions
  
  
  Check Database Constraints: Review the constraints on the target table to ensure that the data being replicated does not violate any rules. Adjust the data or constraints as necessary.
  
  
  Validate Data Types: Ensure that the data types of the fields being replicated match those defined in the target table. If there are discrepancies, adjust the data or the table schema accordingly.
  
  
  Provide Required Fields: Make sure that all required fields are included in the DML operation. If necessary, modify the source data to include these fields.
  
  
  Check for Locks: Investigate if the target table is locked by another transaction. You can use database tools or transaction monitoring to identify and resolve locking issues.
  
  
  Review SLT Configuration: Check the SLT configuration for any errors or misconfigurations. Ensure that the mapping and settings are correct for the tables involved.
  
  
  Examine Triggers/Procedures: If there are triggers or stored procedures on the target table, review their logic to ensure they are functioning correctly and not causing the DML operation to fail.
  
  
  Error Logs: Check the SLT error logs for more detailed information about the failure. This can provide insights into the specific cause of the error.
  
  
  Testing: If possible, test the DML operation directly on the target database to see if it succeeds outside of the SLT context. This can help isolate the issue.
  
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like SLT_MONI (SLT Monitoring) to monitor the replication process and view error details.
  SAP Notes: Check SAP Notes related to IUUC_TAB238 for any specific patches or updates that may address known issues.
  Documentation: Refer to the official SAP documentation for SLT for best practices and troubleshooting steps related to data replication.
  
  By following these steps, you should be able to identify the cause of the IUUC_TAB238 error and implement a solution to resolve it.