How To Fix MPLAN519 - Unit of measurement &1 not in table MMPT

MPLAN519 - Overview

• Message type: E = Error

• Message class: MPLAN - Messages for Maintenance Plan API

• Message number: 519

• Message text: Unit of measurement &1 not in table MMPT

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPLAN519 - Unit of measurement &1 not in table MMPT ?

  The SAP error message MPLAN519 indicates that the unit of measurement (UoM) specified in the system is not found in the table MMPT (which contains the valid units of measurement for materials). This error typically occurs during planning or when trying to create or modify a material master record.
  
  Cause:
  
  Invalid Unit of Measurement: The UoM you are trying to use is not defined in the system or is not valid for the material type you are working with.
  Missing Configuration: The unit of measurement may not have been set up correctly in the system, or it may have been deleted or deactivated.
  Data Entry Error: There might be a typographical error in the UoM being entered.
  
  
  Solution:
  
  
  Check UoM in MMPT:
  
  Go to transaction code SE11 (Data Dictionary) and check the table MMPT to see if the UoM exists.
  If it does not exist, you will need to create it.
  
  
  
  Create or Modify UoM:
  
  If the UoM is missing,