How To Fix MPE_OAN233 - Work instruction &1, version &2 is not assigned to an operation activity

MPE_OAN233 - Overview

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 233

• Message text: Work instruction &1, version &2 is not assigned to an operation activity

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

MPE_OAN233 - Details

• The SAP error message MPE_OAN233 indicates that a specific work instruction (identified by &1) and its version (identified by &2) are not assigned to any operation activity within the relevant production or manufacturing process. This error typically arises in the context of production planning and execution, particularly when working with work instructions in SAP's Manufacturing Execution (ME) or Advanced Planning and Optimization (APO) modules.
  
  Cause:
  
  Missing Assignment: The work instruction has not been properly assigned to an operation in the routing or production order.
  Incorrect Version: The version of the work instruction being referenced may not be the one that is currently active or valid.
  Data Inconsistency: There may be inconsistencies in the master data, such as the work instruction not being linked to the correct production order or routing.
  
  Configuration Issues: There may be configuration issues in the system that prevent the work instruction from being recognized as assigned to an operation.
  
  
  Solution:
  
  
  Check Work Instruction