How To Fix CN649 - Delivery infos can only be maintained for header-assigned networks here.

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 649

• Message text: Delivery infos can only be maintained for header-assigned networks here.

What causes this issue?

No delivery information can be maintained in the header of
activity-assigned networks, since it can only be transfered to the
activities and components in header-assigned networks.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN649 - Delivery infos can only be maintained for header-assigned networks here. ?

  The SAP error message CN649 ("Delivery infos can only be maintained for header-assigned networks here") typically occurs in the context of project management and network planning within SAP. This error indicates that you are trying to maintain delivery information for a network activity that is not properly assigned to a project header or is not in the correct context for maintaining delivery information.
  Cause:
  
  Network Assignment: The network activity you are trying to maintain delivery information for is not assigned to a project header. In SAP, delivery information can only be maintained for networks that are linked to a project header.
  Incorrect Transaction: You may be using a transaction or screen that does not support maintaining delivery information for the type of network you are working with.
  Network Type: The network type may not allow for delivery information to be maintained, depending on the configuration and settings in your SAP system.
  
  Solution:
  
  Check Network Assignment: Ensure that the network activity is correctly assigned to a project header. You can do this by navigating to the network in question and verifying its assignment.
  Use the Correct Transaction: Make sure you are using the appropriate transaction code for maintaining delivery information. For example, you might need to use transaction codes like CN22 (Change Network) or CN41 (Display Network) to access the correct screens.
  Review Network Type: Check the configuration of the network type you are working with. Some network types may not support delivery information. You may need to consult with your SAP administrator or a functional consultant to understand the limitations of the network type.
  Consult Documentation: Refer to SAP documentation or help resources for more detailed information on the specific network and project management functionalities.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific configurations or updates can resolve such issues.
  User Authorizations: Ensure that you have the necessary authorizations to maintain delivery information for networks. Lack of proper permissions can also lead to errors.
  Training and Support: If you are unfamiliar with the project management module in SAP, consider seeking training or support from your organization’s SAP team or external consultants.
  
  If the issue persists after checking these aspects, it may be beneficial to engage with your SAP support team for further investigation and resolution.