How To Fix UD303 - Create only possible in maintenance mode

SAP Error Message - Details

• Message type: E = Error

• Message class: UD - EDM - Enterprise Data Model

• Message number: 303

• Message text: Create only possible in maintenance mode

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UD303 - Create only possible in maintenance mode ?

  The SAP error message UD303 ("Create only possible in maintenance mode") typically occurs when you attempt to create or modify certain objects or data in SAP while the system is not in maintenance mode. This is a safeguard to prevent changes during regular operational hours, ensuring data integrity and system stability.
  Cause:
  
  System Configuration: The system is configured to allow changes only in maintenance mode to prevent conflicts and ensure data consistency.
  User Permissions: The user may not have the necessary permissions to perform the action outside of maintenance mode.
  Transaction Context: The transaction you are trying to execute is restricted to maintenance mode due to its nature (e.g., creating or modifying certain master data).
  
  Solution:
  
  Switch to Maintenance Mode: If you have the necessary authorizations, switch the system to maintenance mode. This can usually be done by an administrator or through specific transaction codes (e.g., using transaction SM37 to check job statuses or SM12 for lock entries).
  Check User Permissions: Ensure that your user role has the necessary permissions to perform the action you are attempting. You may need to contact your SAP security administrator to verify or adjust your permissions.
  Consult Documentation: Review the specific documentation for the transaction or object you are working with to understand its requirements and restrictions.
  Contact Support: If you are unsure about how to proceed or if the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for further guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in managing system modes, such as SM37, SM12, or SE93.
  SAP Notes: Search for SAP Notes related to error UD303 for any specific patches or updates that may address the issue.
  System Logs: Check system logs for additional context or related errors that may provide more insight into the problem.
  
  By following these steps, you should be able to resolve the UD303 error and proceed with your tasks in SAP.