How To Fix CN539 - Network &1 is allowed for only one purchase requistition

CN539 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 539

• Message text: Network &1 is allowed for only one purchase requistition

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.

CN539 - Details

• The SAP error message CN539 indicates that a specific network (in project management) is allowed for only one purchase requisition. This typically occurs in the context of project systems (PS) or when dealing with network activities in SAP.
  
  Cause:
  The error arises when you attempt to assign multiple purchase requisitions to a network that is configured to allow only one purchase requisition. This restriction is often set in the project system configuration to maintain control over procurement processes and ensure that each network is linked to a single purchase requisition for tracking and reporting purposes.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Check Network Configuration:
  
  Review the configuration settings for the network in question. Ensure that the network is indeed set to allow only one purchase requisition. If necessary, you may need to adjust the configuration to allow multiple purchase requisitions if that aligns with your business process.
  
  
  
  Use a Different Network:
  
  If the