How To Fix REMPT401 - Conversion of unit of measure &1 to unit of measure &2 not possible

REMPT401 - Overview

• Message type: E = Error

• Message class: REMPT - Message Class for REM Planning Table (Rel. 99)

• Message number: 401

• Message text: Conversion of unit of measure &1 to unit of measure &2 not possible

What causes this issue?

You want to convert a material to a unit of measure that you have not
maintained for the material.

System Response

The system cannot change the unit of measure.

How to fix this error?

Maintain the unit of measure you want for the material in the material
master record as an alternative unit of measure. (You enter the
alternative unit of measure under "Additional data --> Units of
measure".)
<DS:TRAN.MM02>Proceed with function</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message REMPT401 - Conversion of unit of measure &1 to unit of measure &2 not possible ?

  The SAP error message REMPT401 indicates that there is an issue with converting a unit of measure (UoM) from one type to another. This typically occurs in scenarios where the system is unable to find a valid conversion factor between the two specified units of measure.
  
  Cause:
  
  Missing Conversion Factors: The most common cause is that the conversion factors between the two units of measure are not defined in the system.
  Incorrect Unit of Measure: The specified units of measure may not be valid or recognized by the system.
  
  Configuration Issues: There may be issues in the configuration of the material master or the unit of measure settings in the system.
  Inconsistent Data: There could be inconsistencies in the data related to the material or the units of measure being used.
  
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) in SAP.
  Verify if the conversion factors between the two units of