How To Fix MPE_PLAN_RTG_VERS120 - Function &1 not possible for lot size <> 1

MPE_PLAN_RTG_VERS120 - Overview

• Message type: E = Error

• Message class: MPE_PLAN_RTG_VERS - Manage Production Routing Version

• Message number: 120

• Message text: Function &1 not possible for lot size <> 1

Self-Explanatory Message

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MPE_PLAN_RTG_VERS120 - Details

• The SAP error message "MPE_PLAN_RTG_VERS120 Function &1 not possible for lot size <> 1" typically occurs in the context of production planning or material requirements planning (MRP) when the system encounters an issue related to the lot size of a production order or planned order. This error indicates that a specific function (denoted by &1) cannot be executed because the lot size is not equal to 1.
  
  Cause:
  
  Lot Size Configuration: The error often arises when the system is trying to perform an operation that is only valid for a lot size of 1. This could be due to the configuration of the material master or the production version.
  Planning Parameters: The planning parameters set for the material may not allow for operations to be performed on lot sizes greater than 1.
  Order Type Restrictions: Certain order types may have restrictions that prevent them from being processed unless the lot size is set to