How To Fix CN034 - & is not a network

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 034

• Message text: & is not a network

What causes this issue?

'&V1&' is not a valid network number.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

Check your entry and make any necessary changes.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN034 - & is not a network ?

  The SAP error message CN034 typically indicates an issue related to the network assignment in the context of project management or network planning. The specific message "is not a network" suggests that the system is expecting a network (a series of activities linked together) but is not able to find one or the one specified is invalid.
  Cause:
  
  Invalid Network Number: The network number you are trying to access or reference does not exist in the system.
  Incorrect Assignment: The object you are trying to link or reference is not a valid network.
  Authorization Issues: You may not have the necessary permissions to view or modify the network.
  Data Corruption: There may be issues with the data in the database that are causing the network to be unrecognized.
  
  Solution:
  
  Verify Network Number: Check the network number you are using to ensure it is correct and exists in the system. You can do this by navigating to the network overview in the SAP system.
  Check Object Type: Ensure that the object you are trying to reference is indeed a network and not another type of object (like a project or activity).
  Authorization Check: Make sure you have the necessary authorizations to access the network. You may need to contact your SAP security administrator.
  Data Consistency Check: Run a consistency check on the project or network data to identify any potential issues. This can often be done through transaction codes like CJ20N or CN22.
  Consult Documentation: Refer to SAP documentation or help files for additional context on the error message and troubleshooting steps.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CN22 (Network Overview), and CN01 (Network Planning).
  SAP Notes: Search for SAP Notes related to error CN034 for any patches or updates that may address the issue.
  User Forums: Check SAP community forums or user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to diagnose and resolve the CN034 error in your SAP system.