How To Fix CPWB166 - Operation was not changed

CPWB166 - Overview

• Message type: E = Error

• Message class: CPWB - General Workbench Messages

• Message number: 166

• Message text: Operation was not changed

What causes this issue?

You want to use the mass change function to change an operation.
However, the data you have entered to do this is inconsistent.

System Response

The operation is not changed.

How to fix this error?

Check your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CPWB166 - Operation was not changed ?

  The SAP error message CPWB166 ("Operation was not changed") typically occurs in the context of production planning and control, particularly when working with work centers, routing, or production orders. This message indicates that an operation in a routing or production order was not modified as expected, which can be due to various reasons.
  Causes:
  
  No Changes Made: The most straightforward reason is that the user attempted to change an operation but did not actually modify any fields or values.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the operation.
  Locked Objects: The operation or the routing may be locked by another user or process, preventing changes.
  Incorrect Data Entry: The data entered may not meet the required criteria for changes to be accepted.
  System Configuration: There may be specific configurations or settings in the system that prevent changes to certain operations.
  
  Solutions:
  
  Verify Changes: Ensure that you are making actual changes to