How To Fix MPD142 - Effectivity data is locked; you can only view the data

SAP Error Message - Details

• Message type: E = Error

• Message class: MPD - Message Class for A&D MPD

• Message number: 142

• Message text: Effectivity data is locked; you can only view the data

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 MPD142 - Effectivity data is locked; you can only view the data ?

  The SAP error message MPD142 indicates that the effectivity data you are trying to access is currently locked, meaning that it is not available for editing or modification. This typically occurs in scenarios where multiple users or processes are trying to access the same data simultaneously, or when a specific transaction has locked the data for processing.
  Cause:
  
  Data Locking: The effectivity data is locked by another user or process. This can happen if someone is currently editing the data or if a background job is processing it.
  Transaction in Progress: A transaction that involves the effectivity data is still in progress, preventing other users from making changes.
  System Configuration: Certain configurations in the system may lead to data being locked for specific reasons, such as during batch processing or updates.
  
  Solution:
  
  Wait and Retry: If the data is locked by another user, you may need to wait until they finish their work. You can periodically check if the lock has been released.
  Check Lock Entries: Use transaction code SM12 to check for lock entries. You can see which user or process is holding the lock and take appropriate action if necessary.
  Contact the User: If you identify a specific user holding the lock, you can reach out to them to see if they can release the lock.
  System Administrator: If the lock persists and you cannot identify the cause, contact your SAP system administrator. They can investigate further and may need to release the lock manually if it is stuck.
  Review Background Jobs: Check if there are any background jobs running that might be locking the data. You can use transaction code SM37 to monitor background jobs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to view and manage lock entries) and SM37 (to monitor background jobs).
  SAP Notes: Check SAP Notes for any known issues or patches related to the MPD142 error message.
  User Documentation: Review user documentation or training materials related to effectivity data management in your specific SAP module (e.g., SAP PLM, SAP MM).
  
  By following these steps, you should be able to resolve the MPD142 error and gain access to the effectivity data you need.