How To Fix CNV_IUUC_REPLICATION043 - For MT ID &1, access plan creation for Migration Object &2 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 043

• Message text: For MT ID &1, access plan creation for Migration Object &2 failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION043 - For MT ID &1, access plan creation for Migration Object &2 failed ?

  The SAP error message CNV_IUUC_REPLICATION043 typically occurs during the data migration process, particularly when using the SAP Landscape Transformation (SLT) replication server. This error indicates that there was a failure in creating an access plan for a specific migration object.
  Cause:
  The error can be caused by several factors, including:
  
  Incorrect Configuration: The SLT configuration might not be set up correctly for the specific migration object.
  Database Issues: There may be issues with the underlying database, such as missing tables, incorrect permissions, or database connectivity problems.
  Data Model Changes: If there have been changes to the data model or the structure of the source or target systems, it may lead to inconsistencies that prevent the access plan from being created.
  Performance Issues: If the system is under heavy load or if there are performance bottlenecks, it may affect the ability to create the access plan.
  Missing or Incomplete Metadata: The required metadata for the migration object may be missing or incomplete.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Configuration: Verify the SLT configuration for the migration object. Ensure that all settings are correct and that the source and target systems are properly connected.
  Review Logs: Check the SLT logs for more detailed error messages that can provide insights into what went wrong during the access plan creation.
  Database Health Check: Ensure that the database is healthy. Check for any connectivity issues, missing tables, or permission problems.
  Recreate Access Plan: If the access plan creation failed, you may try to recreate it. This can often be done by reinitializing the replication for the specific migration object.
  Check for Data Model Changes: If there have been recent changes to the data model, ensure that the SLT configuration reflects those changes.
  Performance Monitoring: Monitor the performance of the SLT system and the database. If there are performance issues, consider optimizing the system or scheduling the migration during off-peak hours.
  Consult Documentation: Refer to the SAP documentation for SLT and the specific migration object for any additional troubleshooting steps or requirements.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Review the official SAP documentation for SLT to understand the prerequisites and configuration steps for setting up replication.
  Community Forums: Consider reaching out to SAP community forums or support channels for additional assistance from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.