How To Fix USMDZ3018 - &1 &2 Account type cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: USMDZ3 - Nachrichtenklasse zum UI des User-Interfaces

• Message number: 018

• Message text: &1 &2 Account type cannot be changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message USMDZ3018 - &1 &2 Account type cannot be changed ?

  The SAP error message USMDZ3018 indicates that there is an issue with changing the account type for a specific account in the system. This error typically arises in the context of financial accounting or controlling modules when attempting to modify the characteristics of an account that are not allowed due to system constraints or configuration settings.
  Cause:
  
  Account Type Restrictions: The account type (e.g., asset, liability, revenue, expense) is defined in the system and certain types may have restrictions on changes once they are created or used in transactions.
  Data Consistency: Changing the account type could lead to inconsistencies in financial reporting and data integrity, which is why SAP enforces restrictions on such changes.
  Configuration Settings: The system configuration may not allow changes to account types for certain accounts, especially if they are already in use or if they are part of a specific financial structure.
  
  Solution:
  
  Review Account Usage: Check if the account in question has been used in any transactions. If it has, you may need to create a new account with the desired type instead of changing the existing one.
  Consult Configuration: Review the configuration settings in the Financial Accounting (FI) or Controlling (CO) modules to understand the restrictions in place. This may involve consulting with your SAP administrator or financial team.
  Create a New Account: If changing the account type is not possible, consider creating a new account with the desired type and transferring any necessary balances or transactions to the new account.
  Documentation and Support: Refer to SAP documentation or support notes related to account types and restrictions. If necessary, contact SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FS00 (G/L Account Master Record) to view or create accounts.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to account types, as restrictions may also be role-based.
  
  By following these steps, you should be able to address the USMDZ3018 error and understand the limitations regarding account type changes in SAP.