How To Fix BK042 - Unit of measure & cannot be converted to &

BK042 - Overview

• Message type: E = Error

• Message class: BK - Create, Display, Reverse Controlling Document

• Message number: 042

• Message text: Unit of measure & cannot be converted to &

What causes this issue?

You entered a unit of measure which is not normally used to record the
consumption, activity, or output in the cost center or order. This unit
of measure is &V2&, not &V1&.
You can enter the quantity in another unit of measure, but this must be
convertible to &V2&. The given unit of measure &V1& cannot be converted
to &V2&.

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?

Do not enter a unit of measure. The system will then automatically
default to &V2&.
Alternatively, enter a unit of measure which can be converted to &V2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BK042 - Unit of measure & cannot be converted to & ?

  The SAP error message BK042, which states "Unit of measure & cannot be converted to &," typically occurs when there is an issue with the conversion of units of measure in financial transactions or postings. This error can arise in various contexts, such as during the posting of invoices, goods movements, or when working with materials that have different units of measure.
  
  Cause:
  
  Incompatible Units of Measure: The primary cause of this error is that the system is unable to convert one unit of measure to another due to a lack of defined conversion factors between the two units.
  Missing Conversion Factors: If the conversion factors between the units of measure are not maintained in the system, SAP will not be able to perform the necessary conversions.
  Incorrect Configuration: There may be configuration issues in the material master or in the settings for the specific transaction being processed.
  Data Entry Errors: Sometimes, the error can