How To Fix CNV_OM048 - Creating preselection task for collection &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OM - Messages for Objectbased Migration

• Message number: 048

• Message text: Creating preselection task for collection &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OM048 - Creating preselection task for collection &1 ?

  The SAP error message CNV_OM048 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with creating a preselection task for a specific collection, which is often related to the data being processed.
  Cause:
  
  Data Inconsistencies: The data being migrated may have inconsistencies or issues that prevent the preselection task from being created.
  Configuration Issues: There may be configuration problems in the migration cockpit or the source system that are causing the error.
  Missing Authorizations: The user executing the migration may not have the necessary authorizations to create the preselection task.
  Technical Issues: There could be underlying technical issues, such as database locks or system performance problems.
  
  Solution:
  
  Check Data Quality: Review the data being migrated for any inconsistencies or errors. Ensure that all required fields are populated and that the data adheres to the expected formats.
  Review Configuration: Verify the configuration settings in the migration cockpit and ensure that all necessary parameters are correctly set.
  User Authorizations: Ensure that the user has the appropriate authorizations to perform the migration tasks. This may involve checking roles and permissions in the SAP system.
  System Performance: Check for any performance issues in the SAP system that may be affecting the migration process. This includes monitoring database locks, system load, and other technical aspects.
  Logs and Traces: Review the logs and traces generated during the migration process for more detailed error messages that can provide insights into the root cause of the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Migration Cockpit: Familiarize yourself with the SAP Migration Cockpit, as it provides tools and guidelines for data migration.
  Data Migration Best Practices: Follow best practices for data migration, including data cleansing, mapping, and validation.
  SAP Community: Engage with the SAP Community for discussions and solutions related to similar issues encountered by other users.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP Support for further assistance.