How To Fix CN459 - Network '&1': No changes possible because of status &2

CN459 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 459

• Message text: Network '&1': No changes possible because of status &2

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 CN459 - Network '&1': No changes possible because of status &2 ?

  The SAP error message CN459 indicates that there is an issue with a network in the project system (PS) module. Specifically, the message states that no changes can be made to the network because of its current status. The placeholders &1 and &2 represent the network ID and the status code, respectively.
  
  Cause:
  The error typically occurs when you attempt to make changes to a network that is in a status that does not allow modifications. Common statuses that might trigger this error include:
  
  TECO (Technically Completed): The network has been technically completed, and no further changes can be made.
  CLSD (Closed): The network is closed, indicating that all activities are finished and no changes are allowed.
  REL (Released): The network is released, but certain changes may still be restricted based on configuration.
  
  
  Solution:
  To resolve this error, you need to check the status of the network and determine if it can be changed. Here are some