How To Fix KK400 - Enter a foreign currency (header)

KK400 - Overview

• Message type: E = Error

• Message class: KK -

• Message number: 400

• Message text: Enter a foreign currency (header)

What causes this issue?

You called up the <LS>New exchange rate (header)</> function without
entering a foreign currency.

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?

Enter a valid foreign currency and call up the <LS>New exchange rate
(header)</> function again.

Error message extract from SAP system. Copyright SAP SE.

KK400 - Details

• The SAP error message KK400 ("Enter a foreign currency (header)") typically occurs in the context of controlling (CO) when you are trying to enter a transaction that requires a foreign currency but none has been specified in the header data. This error is common in various SAP transactions related to cost center accounting, internal orders, or project systems where currency conversion is necessary.
  
  Cause:
  
  Missing Currency Specification: The header of the transaction does not have a foreign currency specified, which is required for the transaction to be processed.
  Transaction Type: The transaction you are trying to execute may inherently require a foreign currency (e.g., when dealing with international transactions).
  
  Configuration Issues: There may be configuration settings in the controlling module that require foreign currency entries for certain types of transactions.
  
  
  Solution:
  
  
  Enter Foreign Currency: 
  
  Go to the header section of the transaction and enter the required foreign currency. This is usually done in a field labeled