How To Fix CR173 - A unit of measure with dimension & already exists

CR173 - Overview

• Message type: E = Error

• Message class: CR - (1,099) Work Center; (100,200) Capacity

• Message number: 173

• Message text: A unit of measure with dimension & already exists

What causes this issue?

You attempted to maintain two conversion factors for the same dimension.

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

System Response

The system only allows one conversion factor for each dimension.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

CR173 - Details

• The SAP error message CR173, which states "A unit of measure with dimension & already exists," typically occurs when you are trying to create a new unit of measure (UoM) in the system that has the same dimension as an existing unit of measure. This can happen in various SAP modules, particularly in materials management (MM) or production planning (PP).
  
  Cause:
  
  Duplicate UoM: You are attempting to create a unit of measure that already exists in the system with the same dimension. For example, if you are trying to create a new unit of measure "KG" (kilograms) and it already exists, you will encounter this error.
  Incorrect Configuration: There may be a configuration issue where the system is not recognizing the existing unit of measure correctly.
  Data Entry Error: Sometimes, a simple typographical error can lead to this issue, where the user believes they are entering a new unit of measure but are actually