How To Fix CO788 - Function could not be executed because (sub-)network is being processed

CO788 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 788

• Message text: Function could not be executed because (sub-)network is being processed

What causes this issue?

The function triggered could not be executed because another user is
processing the orders in the network or partial network.

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?

Wait until the other user has finished processing.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CO788 - Details

• The SAP error message CO788 indicates that a function could not be executed because a (sub-)network is currently being processed. This typically occurs in the context of production orders or network activities in project systems, where certain operations cannot be performed while the system is processing a network or sub-network.
  
  Cause:
  
  
  Network Processing: The error usually arises when a network or sub-network is being processed by another transaction or user. This could be due to:
  
  A background job that is currently running and processing the network.
  Another user is accessing or modifying the same network.
  A lock on the network due to ongoing operations.
  
  
  
  System Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If a network is locked for processing, other operations that require access to that network will be blocked, leading to this error.
  
  
  
  Solution:
  
  
  Wait and Retry: If the network is being processed by another user or job, the simplest solution is to