How To Fix CN103 - Select either standard network, network, or project

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 103

• Message text: Select either standard network, network, or project

What causes this issue?

You can only enter one key to search for objects in the PS texts in the
Project System.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

Maintain only one key for each of the following:
Standard network
Network
Project definition
WBS element

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN103 - Select either standard network, network, or project ?

  The SAP error message CN103 ("Select either standard network, network, or project") typically occurs in the context of project management and network planning within SAP. This error indicates that the system requires you to specify a type of object (standard network, network, or project) before proceeding with the operation you are attempting to perform.
  Cause:
  The error is usually triggered when:
  
  You are trying to create or modify a network or project without specifying the type of object you are working with.
  The selection criteria in your transaction or report do not include a valid object type.
  There may be a configuration issue or missing authorizations that prevent the system from recognizing the object type.
  
  Solution:
  To resolve the CN103 error, you can take the following steps:
  
  
  Specify Object Type: Ensure that you have selected the appropriate object type (standard network, network, or project) in the relevant fields of the transaction you are using. This may involve checking dropdown menus or input fields to confirm that you have made a selection.
  
  
  Check Transaction Parameters: If you are using a specific transaction code (like CN21 for creating networks or CJ20N for project management), ensure that all required fields are filled out correctly, including the object type.
  
  
  Review Authorizations: Make sure that you have the necessary authorizations to access and modify the specified object types. If you suspect an authorization issue, consult with your SAP security team.
  
  
  Consult Documentation: Refer to SAP documentation or help files related to the specific transaction you are using. This can provide insights into the required fields and object types.
  
  
  Check Customizations: If your organization has customized the SAP environment, check with your SAP Basis or development team to see if there are any custom fields or settings that might be affecting the selection of object types.
  
  
  Test in a Different Environment: If possible, try to replicate the issue in a development or test environment to see if the error persists. This can help determine if the issue is specific to your user profile or the current environment.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CN21 (Create Network), CN22 (Change Network), CJ20N (Project Builder), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the CN103 error and proceed with your project management tasks in SAP.