How To Fix MILL_OC078 - Order categories are not identical

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_OC - Messages for order combination

• Message number: 078

• Message text: Order categories are not identical

What causes this issue?

You tried to combine different order categories.

System Response

The system terminates the operation.

How to fix this error?

Only combine orders of the same category.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MILL_OC078 - Order categories are not identical ?

  The SAP error message MILL_OC078: Order categories are not identical typically occurs in the context of production planning and order management, particularly when dealing with production orders, process orders, or similar entities in the SAP system. This error indicates that there is a mismatch in the order categories of the orders being processed or compared.
  
  Cause:
  The error arises when you attempt to perform an operation (such as a transfer, confirmation, or comparison) involving multiple orders that have different order categories. For example, you might be trying to combine or process a production order and a process order together, which are classified under different categories.
  
  Solution:
  To resolve the MILL_OC078 error, you can take the following steps:
  
  
  Check Order Categories: Review the order categories of the orders involved in the operation. You can do this by checking the order details in the SAP system. Ensure that all orders you are trying to process belong to