How To Fix PPLO_MESSAGES020 - No update possible: Planning Order was changed since last read.

SAP Error Message - Details

• Message type: E = Error

• Message class: PPLO_MESSAGES -

• Message number: 020

• Message text: No update possible: Planning Order was changed since last read.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPLO_MESSAGES020 - No update possible: Planning Order was changed since last read. ?

  The SAP error message PPLO_MESSAGES020 ("No update possible: Planning Order was changed since last read") typically occurs in the context of production planning and order management. This error indicates that the planning order you are trying to update has been modified since it was last read by the user or the system. This is a common issue in environments where multiple users or processes may be accessing and modifying the same planning order simultaneously.
  Causes:
  
  Concurrent Modifications: Another user or process has changed the planning order after you retrieved it for editing.
  Session Timeout: The session may have timed out, and the data you are trying to update is no longer valid.
  Data Locking: The planning order may be locked by another transaction or user, preventing updates.
  Inconsistent Data State: The system may have encountered an inconsistency in the data state due to previous operations.
  
  Solutions:
  
  Refresh the Data: Re-read the planning order to get the latest version. This can often be done by navigating away from the order and then back again, or by using a refresh button if available.
  Check for Locks: Use transaction codes like SM12 to check for locks on the planning order. If another user has locked the order, you may need to wait until they release it.
  Review Changes: If you have access, review the change logs to see what modifications were made to the planning order since you last accessed it.
  Retry the Update: After refreshing the data, attempt to make your changes again.
  Consult with Colleagues: If you are in a collaborative environment, check with your colleagues to see if they are making changes to the same planning order.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO02 (Change Production Order), CO03 (Display Production Order), and MD04 (Stock/Requirements List) to navigate and manage planning orders effectively.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  User Authorizations: Ensure that you have the necessary authorizations to make changes to the planning order. Lack of permissions can sometimes lead to similar error messages.
  System Performance: In some cases, system performance issues can lead to delays in data updates. Ensure that the SAP system is running optimally.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis or technical support team for further investigation.