How To Fix CN045 - No possible entries for network number

CN045 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 045

• Message text: No possible entries for network number

What causes this issue?

You want to copy a network. Since external number assignment has been
activated for networks in Customizing, you could have the network
number be derived fromt the WBS element number in the network header.
However, you have not entered a WBS element in the network header and
therefore the system cannot propose a new network number.

System Response

The system does not display a proposal for the network number.

How to fix this error?

Enter your own network number.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN045 - No possible entries for network number ?

  The SAP error message CN045: No possible entries for network number typically occurs in the context of project management and network planning within the SAP system, particularly when working with networks in Project System (PS) or related modules. This error indicates that the system cannot find any valid entries for the specified network number.
  Causes:
  
  Invalid Network Number: The network number you are trying to access may not exist or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to view or access the network.
  Data Inconsistency: There may be inconsistencies in the database or issues with the data integrity that prevent the network from being displayed.
  Network Status: The network might be in a status that does not allow it to be accessed (e.g., it might be locked or archived).
  Selection Criteria: The selection criteria used to search for the network may be too restrictive or incorrect.
  
  Solutions:
  
  Verify Network Number: Double-check