How To Fix /PF1/MSG_PO090 - Start Date of the Validity of a Lock is in the past

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_PO -

• Message number: 090

• Message text: Start Date of the Validity of a Lock is in the past

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_PO090 - Start Date of the Validity of a Lock is in the past ?

  The SAP error message /PF1/MSG_PO090 indicates that there is an issue with the validity period of a lock in the system. Specifically, it means that the start date of the validity of a lock is set in the past, which is not allowed.
  Cause:
  
  Incorrect Lock Configuration: The lock may have been configured with a start date that is earlier than the current date.
  Data Entry Error: During the creation or modification of a lock, the user may have mistakenly entered a past date.
  System Date Issues: If the system date is incorrectly set, it may lead to this error.
  
  Solution:
  
  
  Check Lock Configuration:
  
  Navigate to the relevant transaction or configuration where the lock is defined.
  Verify the start date of the lock validity. If it is set in the past, update it to a current or future date.
  
  
  
  Correct Data Entry:
  
  If the error occurred during data entry, go back to the transaction where the lock was created or modified and correct the start date.
  
  
  
  System Date Verification:
  
  Ensure that the system date is correctly set. You can check the system date by using transaction SM51 or SM37 to see the date on the application server.
  If the system date is incorrect, consult your system administrator to correct it.
  
  
  
  Recreate the Lock:
  
  If necessary, delete the existing lock and recreate it with the correct validity dates.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to manage locks, such as ME01 for material master data or ME02 for changing purchase orders.
  Documentation: Refer to SAP Help documentation for detailed information on managing locks and validity periods.
  Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  By following these steps, you should be able to resolve the error message /PF1/MSG_PO090 effectively.