How To Fix O3186 - Unit of measure group required with conversion group or tax group

O3186 - Overview

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 186

• Message text: Unit of measure group required with conversion group or tax group

What causes this issue?

You have entered a conversion group or tax group, but have not entered
a unit of measure group.

System Response

Error.

How to fix this error?

Enter a unit of measure group, or remove the conversion group and/or
tax group.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O3186 - Unit of measure group required with conversion group or tax group ?

  The SAP error message O3186, "Unit of measure group required with conversion group or tax group," typically occurs in the context of material master data or when dealing with purchasing and sales documents. This error indicates that the system requires a unit of measure (UoM) group to be defined when a conversion group or tax group is specified.
  
  Cause:
  
  Missing Unit of Measure Group: The material master record does not have a unit of measure group assigned, which is necessary when conversion or tax groups are defined.
  Incorrect Configuration: The configuration settings in the material master or related settings may not be properly set up to handle the conversion or tax groups.
  Data Entry Error: During the creation or modification of a material, the user may have omitted the unit of measure group.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM02 for change