How To Fix CO344 - Item category &: Only base unit of measure & allowed

CO344 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 344

• Message text: Item category &: Only base unit of measure & allowed

What causes this issue?

You have entered a unit of measure for a component of the item category
&V1& which does not correspond to the base unit of measure maintained
in the material master record.

How to fix this error?

Use the base unit of measure maintained in the material master record.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO344 - Item category &: Only base unit of measure & allowed ?

  The SAP error message CO344 ("Item category &: Only base unit of measure & allowed") typically occurs in the context of production orders or cost object controlling when there is a mismatch between the unit of measure (UoM) used in the item category and the base unit of measure defined for the material.
  
  Cause:
  
  Unit of Measure Mismatch: The item category in the production order or cost object is trying to use a unit of measure that is not the base unit of measure defined for the material. For example, if the base unit of measure for a material is "EA" (each), but the item category is trying to use "KG" (kilograms), this error will occur.
  
  Configuration Issues: There may be configuration issues in the material master or the item category settings that do not allow for the correct unit of measure to be used.
  Incorrect Item Category: The item category being used may