How To Fix AC055 - Transaction type & is not defined

AC055 - Overview

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 055

• Message text: Transaction type & is not defined

What causes this issue?

Transaction type &V1& that was entered is not defined.

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?

Please define the transaction type, or correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AC055 - Transaction type & is not defined ?

  The SAP error message AC055, which states "Transaction type & is not defined," typically occurs in the context of Asset Accounting (FI-AA) when a transaction type that is being used in a transaction is not defined in the system. This can happen during various processes, such as posting asset transactions or running reports.
  
  Cause:
  
  Missing Configuration: The transaction type you are trying to use has not been defined in the system. This could be due to a configuration oversight during the setup of Asset Accounting.
  Incorrect Transaction Type: The transaction type may have been incorrectly entered or may not exist in the system.
  Transport Issues: If the configuration was recently transported from another system (like a development or quality assurance system), the transport may not have included the necessary definitions for the transaction type.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP for Asset Accounting.
  Navigate to Financial Accounting (New) > Asset Accounting > Transaction Types.
  Verify