How To Fix FRMLDLG398 - Conversion to largest unit was not performed

SAP Error Message - Details

• Message type: E = Error

• Message class: FRMLDLG - RMS-FRM: Dialog Messages for Formula

• Message number: 398

• Message text: Conversion to largest unit was not performed

What causes this issue?

Possible causes:
All units are the same so no conversion is necessary
The dimensions of the units are different so no conversion is possible

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FRMLDLG398 - Conversion to largest unit was not performed ?

  The SAP error message FRMLDLG398, which states "Conversion to largest unit was not performed," typically occurs in the context of unit conversions in SAP, particularly when dealing with material management or production planning. This error indicates that the system was unable to convert a quantity from one unit of measure to another, specifically to the largest unit of measure defined for that material.
  Causes:
  
  Unit of Measure Configuration: The units of measure for the material may not be properly configured in the material master. This includes the base unit of measure and any alternative units of measure.
  Conversion Factors: There may be missing or incorrect conversion factors between the units of measure. If the system cannot find a valid conversion factor, it will not be able to perform the conversion.
  Material Master Data: The material master data may be incomplete or incorrect, particularly in the units of measure section.
  Quantity Issues: The quantity being converted