How To Fix CO_MES_INT055 - No control key or work center transferred to operation &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CO_MES_INT - Integration with Manufacturing Execution Systems

• Message number: 055

• Message text: No control key or work center transferred to operation &1

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO_MES_INT055 - No control key or work center transferred to operation &1 ?

  The SAP error message CO_MES_INT055 indicates that there is no control key or work center assigned to a specific operation in a production order or a related process. This error typically arises during the integration of manufacturing execution systems (MES) with SAP, particularly when trying to process or execute operations that require these key pieces of information.
  Cause:
  
  Missing Control Key: The control key is essential for defining how an operation is processed. If it is not assigned to the operation, the system cannot determine how to handle it.
  Missing Work Center: The work center is where the operation is to be executed. If it is not specified, the system cannot identify where the work should take place.
  Configuration Issues: There may be issues in the configuration of the routing or the production order that lead to missing data.
  Data Transfer Issues: If the data is being transferred from an external system (like an MES), there may be issues in the data mapping or transfer process.
  
  Solution:
  
  
  Check the Routing: Ensure that the routing for the production order includes a valid control key and work center for the operation in question. You can do this by:
  
  Navigating to the routing in SAP and verifying the details.
  Ensuring that the control key is correctly assigned to the operation.
  Ensuring that the work center is correctly assigned and is active.
  
  
  
  Review Production Order: Check the production order to ensure that it is correctly set up and that all necessary information is filled in. You can do this by:
  
  Displaying the production order and checking the operations tab.
  Ensuring that the operations have the required control key and work center.
  
  
  
  Configuration Settings: If the issue persists, review the configuration settings for the control keys and work centers in the SAP system. This may involve:
  
  Checking the configuration of control keys in the customizing settings (transaction SPRO).
  Ensuring that the work centers are properly defined and active.
  
  
  
  Data Transfer Validation: If the data is being transferred from an external system, validate the data mapping and ensure that the control key and work center are being sent correctly. This may involve:
  
  Reviewing the integration settings and mappings.
  Ensuring that the external system is sending the required fields.
  
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the control keys and work centers relevant to your version of SAP.
  
  
  Related Information:
  
  Control Keys: Control keys define how operations are processed in production. Common control keys include "PP01" for standard operations, "PP02" for external processing, etc.
  Work Centers: Work centers are defined in SAP as locations where work is performed. They can be associated with specific machines, labor, or production lines.
  Transaction Codes: Useful transaction codes for troubleshooting include:
  
  CO02: Change Production Order
  CA01: Create Routing
  CR01: Create Work Center
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  By following these steps, you should be able to identify and resolve the issue causing the CO_MES_INT055 error message in SAP.