How To Fix MILL_OC028 - Opn &1: Parallel sequence &2 is split

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_OC - Messages for order combination

• Message number: 028

• Message text: Opn &1: Parallel sequence &2 is split

What causes this issue?

During combination by operation, you selected the go-to and from
operation in such as way that the parallel sequence would be split as a
result. However, parallel sequences cannot be split.

System Response

The system terminates the operation.

How to fix this error?

Select the go-to and from operation in the master sequence so that the
complete parallel sequence is included in combination by operation, or
remove the start and end operation of the parallel sequence from the
combination.

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_OC028 - Opn &1: Parallel sequence &2 is split ?

  The SAP error message MILL_OC028, which states "Opn &1: Parallel sequence &2 is split," typically occurs in the context of production planning and scheduling within the SAP system, particularly in the manufacturing module. This error indicates that there is an issue with the parallel processing of operations in a routing or production order.
  
  Cause:
  
  Routing Configuration: The routing for the production order may have been set up incorrectly, leading to a situation where operations that are supposed to run in parallel are not properly defined.
  Order Splitting: The production order may have been split due to capacity constraints or scheduling issues, causing the parallel operations to be separated.
  Capacity Issues: If the work center does not have enough capacity to handle the parallel operations, the system may split the sequence, leading to this error.
  Incorrect Sequence Definition: The sequence of operations may not be defined correctly in the routing, causing the system to interpret them