How To Fix MDIF851 - You are not authorized to write data into exchange rate table.

MDIF851 - Overview

• Message type: E = Error

• Message class: MDIF - Treasury Market Data Message Class (TMDMC)

• Message number: 851

• Message text: You are not authorized to write data into exchange rate table.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDIF851 - You are not authorized to write data into exchange rate table. ?

  The SAP error message MDIF851, which states "You are not authorized to write data into exchange rate table," typically occurs when a user attempts to make changes to the exchange rate table but lacks the necessary authorizations. This can happen in various SAP modules, particularly in finance and controlling.
  
  Cause:
  
  Authorization Issues: The user does not have the required authorization to modify the exchange rate table (TCURR).
  Role Assignment: The user's role may not include the necessary permissions for the transaction or table in question.
  Transaction Code: The user may be using a transaction code that requires higher-level permissions than they currently possess.
  
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after the error occurs to check the authorization failure. This will show which specific authorization object is missing.
  Alternatively, you can use transaction code SU01 to view the user's profile and roles.
  
  
  
  Modify User Roles:
  
  If you have the necessary administrative rights, you can modify the user's roles