How To Fix CO_MES_INT023 - The serial numbers have not been entered completely

SAP Error Message - Details

• Message type: E = Error

• Message class: CO_MES_INT - Integration with Manufacturing Execution Systems

• Message number: 023

• Message text: The serial numbers have not been entered completely

What causes this issue?

The order has been distributed to a manufacturing execution system
(MES). However, not enough serial numbers have been entered for the
quantity to be produced.

System Response

The system prevents you from saving the order.

How to fix this error?

Enter the missing serial numbers or reduce the order quantity.

Procedure for System Administrators

You can define the properties of this message in the
<DS:SIMG.SIMG_CFMENOLPFOPJB>Implementation Guide</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO_MES_INT023 - The serial numbers have not been entered completely ?

  The SAP error message CO_MES_INT023, which states "The serial numbers have not been entered completely," typically occurs in the context of production or inventory management when dealing with serialized materials. This error indicates that the system expects a complete set of serial numbers for a particular operation, but not all required serial numbers have been provided.
  Cause:
  
  
  Incomplete Serial Number Entry: The most common cause is that the user has not entered all the required serial numbers for the items being processed. This can happen if the user forgets to input some serial numbers or if the system is expecting a different number of serial numbers than what was entered.
  
  
  Configuration Issues: There may be configuration settings in the material master or in the production order that dictate how serial numbers should be handled, which could lead to discrepancies.
  
  
  User Error: Users may not be aware of the requirement to enter serial numbers for certain materials or may not follow the correct procedure for entering them.
  
  
  Solution:
  
  
  Check Serial Number Requirements: Verify the number of serial numbers required for the specific material or production order. This can usually be found in the material master or production order details.
  
  
  Complete Serial Number Entry: Ensure that all required serial numbers are entered. If you are processing multiple items, make sure that you have entered a serial number for each item.
  
  
  Review Configuration: If the issue persists, review the configuration settings related to serial number management in the material master and production order settings. Ensure that the settings align with the business requirements.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for guidance on how to properly enter serial numbers and understand the requirements for the specific transaction you are working with.
  
  
  User Training: If user error is a frequent cause, consider providing additional training to users on how to handle serialized materials in SAP.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO01 (Create Production Order), CO02 (Change Production Order), and MIGO (Goods Movement) where serial numbers may be required.
  
  
  SAP Notes: Check for any SAP Notes related to this error message for potential bug fixes or additional guidance.
  
  
  Support: If the issue cannot be resolved through the above steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  By following these steps, you should be able to resolve the CO_MES_INT023 error and ensure that all required serial numbers are entered correctly.