How To Fix KA490 - Customizing locked during ZDM upgrade

KA490 - Overview

• Message type: E = Error

• Message class: KA - CO Overhead Costs: Overhead, Accrual Calculation

• Message number: 490

• Message text: Customizing locked during ZDM upgrade

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KA490 - Customizing locked during ZDM upgrade ?

  The SAP error message KA490, which indicates that "Customizing locked during ZDM upgrade," typically occurs during a Zero Downtime Maintenance (ZDM) upgrade process. This error suggests that the system is unable to proceed with the upgrade because certain customizing settings are locked, preventing changes from being made.
  
  Cause:
  
  
  Locked Customizing Objects: The error usually arises when there are customizing objects that are locked due to ongoing processes or transactions. This can happen if:
  
  Another user or process is currently using the customizing settings.
  There are open transport requests that have not been released.
  The system is in a state where it cannot modify certain settings due to the upgrade process.
  
  
  
  Inconsistent State: The system may be in an inconsistent state due to previous upgrade attempts or issues that were not resolved.
  
  
  Transport Management Issues: If there are issues with the transport management system, such as locks on transport requests, this can also lead to this error.
  
  
  
  Solution:
  
  
  Check Locks: