How To Fix LTR2_CM_CHECK_PRESEL016 - Smallest sequence number of tables for &3 cannot be smaller than &4

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_CM_CHECK_PRESEL - LTR2 checks on selection option/preselection settings

• Message number: 016

• Message text: Smallest sequence number of tables for &3 cannot be smaller than &4

What causes this issue?

The sequence numbers of the preselection tables for the data model must
be equal to or greater than the sequence number of any preselection
table for its parent data model.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_CM_CHECK_PRESEL016 - Smallest sequence number of tables for &3 cannot be smaller than &4 ?

  The SAP error message LTR2_CM_CHECK_PRESEL016 indicates that there is an issue with the sequence numbers of the tables involved in a certain operation, typically related to the data transfer or data consistency checks in the context of SAP Landscape Transformation (SLT) or data replication scenarios.
  Cause:
  The error message states that the smallest sequence number of the tables for a specific object (denoted by &3) cannot be smaller than a specified value (denoted by &4). This usually occurs when:
  
  Inconsistent Sequence Numbers: The sequence numbers assigned to the tables are not in the expected order, which can happen due to manual changes, incorrect configurations, or issues during data replication.
  Data Replication Issues: If there are problems with the data replication setup, such as missing or incorrectly configured replication settings, it can lead to this error.
  Configuration Errors: Incorrect settings in the SLT configuration or in the source/target system can also lead to this error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Sequence Numbers: Verify the sequence numbers assigned to the tables involved. Ensure that they are in the correct order and that there are no gaps or inconsistencies.
  
  
  Review SLT Configuration: Check the configuration settings in the SLT system. Ensure that the source and target systems are correctly configured and that the replication settings are appropriate.
  
  
  Reinitialize Replication: If the issue persists, consider reinitializing the data replication for the affected tables. This may involve stopping the replication, clearing the existing data, and starting the replication process again.
  
  
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  
  Check Logs: Review the logs in the SLT system for any additional error messages or warnings that could provide more context about the issue.
  
  
  Contact SAP Support: If you are unable to resolve the issue with the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  SAP Landscape Transformation (SLT): This is a tool used for real-time data replication and transformation in SAP environments.
  Data Replication: Understanding how data is replicated between systems can help in troubleshooting issues related to sequence numbers and data consistency.
  SAP Notes and Knowledge Base: Regularly check SAP's support portal for updates, patches, and notes related to your specific version of SAP and the SLT tool.
  
  By following these steps, you should be able to identify and resolve the cause of the error message LTR2_CM_CHECK_PRESEL016.