How To Fix /CUM/ORDER051 - CU orders can only be used as reference in transaction /CUM/IW31_CU

/CUM/ORDER051 - Overview

• Message type: E = Error

• Message class: /CUM/ORDER -

• Message number: 051

• Message text: CU orders can only be used as reference in transaction /CUM/IW31_CU

Self-Explanatory Message

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/CUM/ORDER051 - Details

• The SAP error message /CUM/ORDER051 indicates that the system is trying to use a Customer Unit (CU) order in a way that is not permitted. Specifically, this error occurs when you attempt to create or process a maintenance order (IW31) using a CU order as a reference, but the system does not allow this action.
  
  Cause:
  The error is typically caused by one of the following reasons:
  
  Incorrect Transaction Usage: The transaction you are using (in this case, /CUM/IW31_CU) is specifically designed for creating maintenance orders related to CU orders. If you are trying to use a CU order in a different context or transaction, the system will throw this error.
  
  Configuration Issues: There may be configuration settings in the system that restrict the use of CU orders in certain transactions.
  Order Type Restrictions: The order type you are trying to reference may not be compatible with the transaction you are using.
  
  
  Solution:
  To resolve this error,