How To Fix MMRP01143 - Method for planned order &1 is not unique

MMRP01143 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 143

• Message text: Method for planned order &1 is not unique

What causes this issue?

During the calling of the function module RPM_FIX_COMPONENTS, the
system determined that the planned order &V1& is entered several times
in the table of orders to be processed (PARTIAL_FIX_ORDERS). The
methods to be executed are different (Fixing, Fixing with Changes to
BOM, Cancellation of a Fixing
). However, there must be one method set for each planned order.

System Response

The function module ignores the planned order &V1&.

How to fix this error?

Call up the function module RPM_FIX_COMPONENTS for the planned order
&V1& again and make sure that the order appears in the table
PARTIAL_FIX_ORDERS only once.
If you want to use different methods to process various nodes of the
order, you must call up the funtion module several times.

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 MMRP01143 - Method for planned order &1 is not unique ?

  The SAP error message MMRP01143, which states "Method for planned order &1 is not unique," typically occurs in the context of production planning and material requirements planning (MRP) when there is ambiguity in the method assigned to a planned order. This can happen for various reasons, such as multiple methods being defined for the same planned order or issues with the configuration of the production process.
  Causes:
  
  Multiple Methods Defined: There may be multiple methods defined for the same planned order type or material, leading to confusion in the system about which method to use.
  
  Configuration Issues: The configuration settings in the production planning module may not be set up correctly, causing the system to find more than one valid method for processing the planned order.
  Master Data Issues: Problems with the master data, such as the material master or routing, can lead to this error if there are conflicting entries.
  Custom Development: If there