How To Fix IUUC_TAB148 - Found critical difference for &1, field &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 148

• Message text: Found critical difference for &1, field &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_TAB148 - Found critical difference for &1, field &2 ?

  The SAP error message IUUC_TAB148 indicates that there is a critical difference found in a specific field of a table during the data replication process, particularly in the context of SAP Landscape Transformation (SLT) or SAP Data Services. This error typically arises when there is a mismatch between the source and target systems regarding the data in the specified field.
  Cause:
  
  
  Data Mismatch: The most common cause of this error is that the data in the source system does not match the data in the target system for the specified field. This could be due to:
  
  Manual changes made directly in the target system.
  Data inconsistencies due to failed replication processes.
  Changes in the source data that have not been replicated to the target.
  
  
  
  Configuration Issues: There may be issues with the configuration of the SLT or data replication settings that lead to discrepancies.
  
  
  Data Type Differences: Differences in data types or lengths between the source and target fields can also trigger this error.
  
  
  Solution:
  
  
  Data Comparison: 
  
  Compare the data in the source and target systems for the specified field. Identify the differences and determine the correct value.
  You can use transaction codes like SE16 or SE11 to view the data in the respective tables.
  
  
  
  Reconcile Data: 
  
  If the target system has incorrect data, you may need to update it to match the source system.
  If the source system has incorrect data, correct it in the source and allow the replication process to update the target.
  
  
  
  Reinitialize Replication: 
  
  If the data mismatch is significant, you may need to reinitialize the replication for the affected table. This involves stopping the replication, clearing the data in the target, and starting the replication process again.
  
  
  
  Check Configuration: 
  
  Review the SLT configuration settings to ensure that they are correctly set up for the data replication process.
  Ensure that the data types and lengths in the source and target systems are compatible.
  
  
  
  Monitoring and Logs: 
  
  Check the SLT monitoring tools and logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLT monitoring (e.g., LTRC) and data replication monitoring (e.g., LTRC).
  SAP Notes: Look for SAP Notes related to IUUC_TAB148 for any specific patches or updates that may address known issues.
  Documentation: Review SAP documentation on SLT and data replication for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the IUUC_TAB148 error and implement a solution to resolve the data mismatch issue.