How To Fix KM645 - Only individual values are allowed for the currency key of the trans.cur.

KM645 - Overview

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 645

• Message text: Only individual values are allowed for the currency key of the trans.cur.

What causes this issue?

You can only specify individual values or mandatory variables for the
currency key of the transaction currency. You cannot enter an interval
or a general selection or leave the field blank.

How to fix this error?

Enter either a single value or a mandatory variable for the currency
key of the transaction currency.

Error message extract from SAP system. Copyright SAP SE.

KM645 - Details

• The SAP error message KM645 ("Only individual values are allowed for the currency key of the trans.cur.") typically occurs in the context of financial transactions or reporting when there is an issue with the currency key being used in a transaction. This error indicates that the system expects a single currency value, but it has received multiple values or an invalid entry.
  
  Cause:
  
  Multiple Currency Keys: The transaction is trying to use multiple currency keys where only one is allowed. This can happen if the system is configured to allow only individual currency values for certain transactions.
  Incorrect Configuration: The configuration settings for the currency in the relevant financial module (like Controlling or Financial Accounting) may not be set up correctly.
  Data Entry Error: There may be a mistake in the data entry where the user has inadvertently entered multiple currency keys or an invalid currency code.
  Master Data Issues: The master data for the