How To Fix LRM191 - Time reference &1 cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 191

• Message text: Time reference &1 cannot be changed

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 LRM191 - Time reference &1 cannot be changed ?

  The SAP error message LRM191, which states "Time reference &1 cannot be changed," typically occurs in the context of time management or time evaluation processes within SAP. This error indicates that there is an attempt to change a time reference that is not allowed due to certain constraints or conditions in the system.
  Cause:
  
  Locked Time Reference: The time reference you are trying to change may be locked or in use by another process or transaction.
  Configuration Restrictions: The time reference may have been configured in such a way that it cannot be modified after certain conditions are met (e.g., after payroll has been processed).
  Authorization Issues: The user may not have the necessary authorizations to make changes to the time reference.
  Data Consistency: The system may prevent changes to maintain data integrity and consistency, especially if related records exist.
  
  Solution:
  
  Check Lock Status: Verify if the time reference is currently being used or locked by another process. If so, wait until the process is completed or the lock is released.
  Review Configuration: Check the configuration settings for the time reference in the relevant customizing transactions (e.g., SPRO). Ensure that the time reference is set up correctly and that changes are allowed.
  User Authorizations: Ensure that the user attempting to make the change has the necessary authorizations. You may need to consult with your SAP security team to verify and adjust user roles if necessary.
  Data Integrity Checks: If the time reference is linked to other records (like payroll results), you may need to review those records and determine if changes can be made without violating data integrity.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the time reference in question. This may provide insights into why the change is restricted.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PA30 (Maintain HR Master Data), PT60 (Time Evaluation), and others that may be related to time management.
  SAP Notes: Check for any SAP Notes related to LRM191 or time management issues that may provide additional context or solutions.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the LRM191 error and take appropriate action to resolve it.