How To Fix /PRA/PN053 - At least one PPN is closed. Comments can not be changed on Closed PPNs

SAP Error Message - Details

• Message type: E = Error

• Message class: /PRA/PN -

• Message number: 053

• Message text: At least one PPN is closed. Comments can not be changed on Closed PPNs

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 /PRA/PN053 - At least one PPN is closed. Comments can not be changed on Closed PPNs ?

  The SAP error message /PRA/PN053 indicates that you are trying to change comments on a closed Project Network (PPN). In SAP, a Project Network can be closed for various reasons, such as project completion or administrative decisions, and once closed, certain modifications, including comments, are restricted to maintain data integrity.
  Cause:
  The error occurs because:
  
  The Project Network (PPN) you are trying to modify is in a closed status.
  SAP restricts changes to closed PPNs to prevent alterations that could affect reporting, accounting, or project management processes.
  
  Solution:
  To resolve this error, you have a few options:
  
  
  Check PPN Status: Verify the status of the PPN. If it is indeed closed, you will not be able to change comments directly.
  
  
  Reopen the PPN: If you have the necessary authorizations and it is appropriate to do so, you may consider reopening the PPN. This typically involves:
  
  Navigating to the relevant transaction (e.g., CN22 for changing network status).
  Changing the status from "Closed" to "Open" or "In Progress."
  After making the necessary changes, you can then close the PPN again.
  
  
  
  Consult with Project Management: If reopening the PPN is not feasible or appropriate, consult with your project management team or SAP administrator. They may have specific policies regarding changes to closed PPNs.
  
  
  Documentation: If the comments are critical for documentation purposes, consider adding a new comment in a different context or document that references the closed PPN.
  
  
  Related Information:
  
  User Authorizations: Ensure you have the necessary permissions to change the status of a PPN or to make changes to project networks.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional context or updates regarding this error message.
  Training: If you frequently encounter issues with PPNs, consider additional training on project management within SAP to better understand the implications of closing and reopening PPNs.
  
  By following these steps, you should be able to address the error message and manage your Project Networks effectively.