How To Fix IU420 - Jobs for data transfer were not yet scheduled

SAP Error Message - Details

• Message type: E = Error

• Message class: IU - Incremental Conversion (ICNV)

• Message number: 420

• Message text: Jobs for data transfer were not yet scheduled

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 IU420 - Jobs for data transfer were not yet scheduled ?

  The SAP error message IU420, which states "Jobs for data transfer were not yet scheduled," typically occurs in the context of data transfer processes, such as those involving the SAP Information Lifecycle Management (ILM) or data archiving. This error indicates that the system has not yet scheduled the necessary background jobs to carry out the data transfer.
  Causes:
  
  Job Scheduling Issues: The jobs required for data transfer have not been scheduled due to various reasons, such as system configuration, user permissions, or job management settings.
  Missing Configuration: The necessary configuration for the data transfer process may not be complete or correctly set up.
  Authorization Problems: The user may not have the required authorizations to schedule or execute the jobs.
  System Load: High system load or resource constraints may prevent the scheduling of jobs.
  Technical Errors: There may be underlying technical issues or bugs in the system that prevent job scheduling.
  
  Solutions:
  
  Check Job Scheduling: Go to transaction code SM37 to check if the jobs are scheduled. If not, you may need to manually schedule them.
  Review Configuration: Ensure that all necessary configurations for the data transfer process are correctly set up. This may involve checking settings in the relevant customizing transactions.
  User Authorizations: Verify that the user has the necessary authorizations to schedule and execute jobs. You may need to consult with your SAP security team.
  System Monitoring: Monitor system performance and resource usage to ensure that there are no bottlenecks preventing job scheduling.
  Re-run the Process: Sometimes, simply re-running the data transfer process can resolve the issue if it was a temporary glitch.
  Check Logs: Review system logs and job logs for any additional error messages or warnings that could provide more context on why the jobs were not scheduled.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide patches/updates.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring), SARA (Archive Administration), and SARI (Archive Information System).
  Documentation: Refer to SAP documentation for the specific module you are working with (e.g., ILM, data archiving) for detailed guidance on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.