How To Fix CN507 - Enter alternative only with a standard network

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 507

• Message text: Enter alternative only with a standard network

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 CN507 - Enter alternative only with a standard network ?

  The SAP error message CN507 ("Enter alternative only with a standard network") typically occurs in the context of project management and network planning within SAP, particularly when working with networks in the Project System (PS) module. This error indicates that the system expects an alternative to be entered only when dealing with a standard network.
  Cause:
  The error arises when:
  
  You are trying to enter an alternative for a network that is not defined as a standard network.
  The system is configured to allow alternatives only for standard networks, and the current network does not meet this criterion.
  
  Solution:
  To resolve the CN507 error, you can take the following steps:
  
  
  Check Network Type: Ensure that the network you are working with is indeed a standard network. You can do this by checking the network type in the network details.
  
  
  Use Standard Networks: If you need to enter an alternative, make sure you are working with a standard network. If the current network is not standard, you may need to create a new standard network or convert the existing one if applicable.
  
  
  Review Configuration: If you believe the network should be a standard network, check the configuration settings in your SAP system. There may be settings that define what constitutes a standard network.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more details on network types and alternatives. This can provide insights into how to properly set up your networks.
  
  
  Seek Help from SAP Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide guidance based on your specific system configuration.
  
  
  Related Information:
  
  Network Types: In SAP, networks can be classified into different types, such as standard networks, which allow for the use of alternatives, and non-standard networks, which do not.
  Project System (PS) Module: Understanding the functionalities of the PS module can help in managing networks and activities effectively.
  SAP Notes: Check for any relevant SAP Notes that might address this error or provide additional context or solutions.
  
  By following these steps, you should be able to address the CN507 error and proceed with your project planning activities in SAP.