How To Fix RTC_MODEL_01235 - ZDO update is running, unable to generate views

SAP Error Message - Details

• Message type: E = Error

• Message class: RTC_MODEL_01 -

• Message number: 235

• Message text: ZDO update is running, unable to generate views

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RTC_MODEL_01235 - ZDO update is running, unable to generate views ?

  The SAP error message RTC_MODEL_01235 indicates that a ZDO (Zero Downtime Option) update is currently in progress, which prevents the generation of views. This error typically occurs in the context of SAP S/4HANA or other SAP systems that utilize the Zero Downtime Maintenance option.
  Cause:
  The primary cause of this error is that the system is in a state where a ZDO update is being executed. During this process, certain operations, such as generating views, cannot be performed because the system is locked or busy with the update. This is a safety mechanism to ensure data integrity and consistency during the update process.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Status of the ZDO Update:
  
  Use transaction codes like SM37 to monitor background jobs and check if the ZDO update is still running.
  Look for any long-running jobs that might be causing the lock.
  
  
  
  Wait for the Update to Complete:
  
  If the ZDO update is still in progress, the simplest solution is to wait until it completes. Once the update is finished, you should be able to generate views without any issues.
  
  
  
  Review Logs:
  
  Check the logs for the ZDO update to see if there are any errors or warnings that might indicate why it is taking longer than expected.
  Use transaction SLG1 to view application logs related to the update.
  
  
  
  Restart the Update (if necessary):
  
  If the update seems to be stuck or has failed, you may need to restart the update process. This should be done with caution and ideally under the guidance of your SAP Basis team.
  
  
  
  Contact SAP Support:
  
  If the issue persists or if you encounter any errors during the ZDO update, it may be necessary to contact SAP Support for further assistance.
  
  
  
  Related Information:
  
  Zero Downtime Maintenance (ZDM): This is a feature in SAP that allows for system updates without significant downtime, ensuring that business operations can continue while updates are applied.
  Transaction Codes:
  
  SM37: Monitor background jobs.
  SLG1: View application logs.
  
  
  Documentation: Refer to SAP Notes and the official SAP Help Portal for detailed information on ZDO and related error messages.
  
  By following these steps, you should be able to address the RTC_MODEL_01235 error and proceed with your operations in SAP.