How To Fix IUUC_TAB147 - Compare table &1 in '&2' and '&3'

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 147

• Message text: Compare table &1 in '&2' and '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_TAB147 - Compare table &1 in '&2' and '&3' ?

  The SAP error message IUUC_TAB147 typically occurs in the context of SAP Landscape Transformation (SLT) or Data Replication. This error indicates that there is a discrepancy between the source and target tables during the data replication process. Specifically, it suggests that the structure of the table in the source system (identified as '&2') does not match the structure of the corresponding table in the target system (identified as '&3').
  Cause:
  
  Schema Changes: The most common cause of this error is that the structure of the source table has changed (e.g., columns added, removed, or modified) after the initial configuration of the replication.
  Inconsistent Data Types: There may be differences in data types or lengths of columns between the source and target tables.
  Replication Configuration Issues: The configuration settings for the replication might not be correctly set up, leading to mismatches.
  Transport Issues: If the table structure was transported from one system to another, it might not have been done correctly.
  
  Solution:
  
  Compare Table Structures: Use transaction codes like SE11 (Data Dictionary) to compare the structures of the source and target tables. Look for differences in column names, data types, lengths, and other attributes.
  Adjust Table Structures: If there are discrepancies, you may need to adjust the target table structure to match the source table. This can involve adding or modifying columns in the target table.
  Reconfigure Replication: If the table structure has changed, you may need to reconfigure the replication settings in SLT. This can involve stopping the replication, making necessary adjustments, and then restarting the replication.
  Check SLT Configuration: Ensure that the SLT configuration is correct and that the necessary settings for the tables are properly defined.
  Reinitialize Replication: In some cases, it may be necessary to reinitialize the data replication process for the affected table after making the necessary adjustments.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLT monitoring (LTRC), Data Dictionary (SE11), and SLT configuration (LTRC).
  SAP Notes: Check SAP Notes for any known issues or patches related to IUUC_TAB147 or SLT replication errors.
  Documentation: Review SAP documentation on SLT and data replication for best practices and troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have taken.
  
  By following these steps, you should be able to identify and resolve the IUUC_TAB147 error effectively.