How To Fix O3165 - No conversion mode maintained in Customizing

O3165 - Overview

• Message type: E = Error

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

• Message number: 165

• Message text: No conversion mode maintained in Customizing

What causes this issue?

A conversion mode has not been maintained for this transaction, plant
and/or storage location.

How to fix this error?

Maintain a conversion mode for the plant and/or storage location and
debit/credtit posting indicator in Table OIB02. Use transaction O581 to
maintain the conversion mode.

Error message extract from SAP system. Copyright SAP SE.

O3165 - Details

• The SAP error message O3165 ("No conversion mode maintained in Customizing") typically occurs when there is an issue with the configuration of conversion modes in the SAP system. This error is often related to the handling of data conversions, particularly when dealing with different units of measure or currency conversions.
  
  Cause:
  
  Missing Configuration: The primary cause of this error is that the conversion mode for a specific operation or data type has not been defined in the system's Customizing settings.
  Incorrect Settings: There may be incorrect or incomplete settings in the Customizing for the relevant application area, such as Material Management (MM), Sales and Distribution (SD), or others.
  Data Type Issues: The error can also arise if the system is trying to convert data types that are not properly defined or supported.
  
  
  Solution:
  To resolve the O3165 error, you can follow these steps:
  
  
  Check Customizing Settings:
  
  Go to the SAP Customizing Implementation Guide (IMG) by using transaction code