How To Fix UO090 - Target ex.rate types for domestic and external currencies must differ

UO090 - Overview

• Message type: E = Error

• Message class: UO - Maintain Currency Tables TCUR* for Euro Introduction

• Message number: 090

• Message text: Target ex.rate types for domestic and external currencies must differ

What causes this issue?

You entered an exchange rate type by which conversion into external
currencies is to take place. However, the same exchange rate type is
used in your system to convert amounts between participating
currencies. These two exchange rate types must not be identical.

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?

Choose a different exchange rate type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UO090 - Target ex.rate types for domestic and external currencies must differ ?

  The SAP error message UO090 indicates that there is a configuration issue related to exchange rate types for domestic and external currencies in the system. This error typically arises when the system expects different exchange rate types for domestic and foreign currencies, but they are set to be the same.
  
  Cause:
  
  Configuration Issue: The exchange rate types for domestic and external currencies are configured incorrectly in the system. The system requires that these types be distinct to avoid confusion in currency conversion and financial reporting.
  Master Data Settings: The settings in the relevant master data (like company codes or currency settings) may not be aligned with the requirements for exchange rate types.
  Transaction Settings: The transaction or document type being processed may not have the correct exchange rate type assigned.
  
  
  Solution:
  To resolve the UO090 error, follow these steps:
  
  
  Check Configuration:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to Financial Accounting (New) > Financial Accounting Global Settings