How To Fix CN711 - No material components allocated to network

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 711

• Message text: No material components allocated to 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CN711 - No material components allocated to network ?

  The SAP error message CN711: No material components allocated to network typically occurs in the context of project systems (PS) or production planning (PP) when you are trying to perform an operation that requires material components to be allocated to a network or activity, but none have been assigned.
  Cause:
  
  No Material Components Assigned: The most common cause is that the network or activity you are working with does not have any material components assigned to it.
  Incorrect Network Type: The network type may not be set up to allow material components.
  Missing BOM (Bill of Materials): If the network is supposed to derive its components from a BOM, the BOM may not be correctly defined or may not exist.
  Incorrect Configuration: There may be configuration issues in the project system or production planning settings that prevent the allocation of materials.
  Status of the Network: The network might be in a status that does not allow for material allocation.
  
  Solution:
  
  
  Check Network Assignment:
  
  Go to the network in question and check if any material components are assigned. You can do this by navigating to the network in the SAP GUI and reviewing the components tab.
  
  
  
  Assign Material Components:
  
  If no components are assigned, you can add them manually. Use the transaction code CN21 (Create Network) or CN22 (Change Network) to add the necessary material components.
  
  
  
  Review BOM:
  
  If the network is supposed to derive components from a BOM, ensure that the BOM is correctly defined and that the relevant materials are included. You can check this using transaction code CS03 (Display BOM).
  
  
  
  Check Network Type:
  
  Ensure that the network type you are using allows for material components. You can check this in the configuration settings.
  
  
  
  Network Status:
  
  Verify the status of the network. If it is in a status that does not allow changes, you may need to change the status to allow for material allocation.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to project systems and material management for additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CN21: Create Network
  CN22: Change Network
  CS03: Display BOM
  CJ20N: Project Builder (to view project structures)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to make changes to networks and material assignments.
  
  
  By following these steps, you should be able to resolve the CN711 error and successfully allocate material components to your network in SAP.