How To Fix CU064 - Error when loading network; start network generation

CU064 - Overview

• Message type: E = Error

• Message class: CU - Variants / configuration messages

• Message number: 064

• Message text: Error when loading network; start network generation

What causes this issue?

An error occurred loading the net.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

To generate the net, choose <LS>Dependency net -> Generate</>. All
internal data is reconstructed. This may resolve the error.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CU064 - Error when loading network; start network generation ?

  The SAP error message CU064 typically occurs during the generation of a network in the Project System (PS) module. This error indicates that there is an issue with loading the network, which can be caused by various factors. Below are some common causes, potential solutions, and related information for this error:
  Causes of CU064 Error
  
  
  Missing or Incomplete Data: The network or its components (activities, relationships, etc.) may have missing or incomplete data that prevents successful loading.
  
  
  Incorrect Configuration: There may be configuration issues in the project system settings that affect network generation.
  
  
  Authorization Issues: The user may not have the necessary authorizations to create or modify networks.
  
  
  System Performance Issues: If the system is under heavy load or if there are performance issues, it may lead to timeouts or failures in loading the network.
  
  
  Inconsistent Data: There may be inconsistencies in the data related to the project or network, such as invalid relationships or incorrect