How To Fix AB056 - Transaction type &1 is not a reversal transaction type for &2

AB056 - Overview

• Message type: E = Error

• Message class: AB -

• Message number: 056

• Message text: Transaction type &1 is not a reversal transaction type for &2

What causes this issue?

The reversal transaction type &V1& which you entered is not suitable
for reversing postings with transaction type &V2&.
Both the transaction types must be assigned to the same transaction
type group but have different debit/credit inicators.

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 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 AB056 - Transaction type &1 is not a reversal transaction type for &2 ?

  The SAP error message AB056 indicates that the transaction type you are trying to use is not recognized as a reversal transaction type for the specified asset. This error typically occurs in the context of asset accounting when attempting to reverse an asset transaction, such as an acquisition or transfer.
  
  Cause:
  
  Incorrect Transaction Type: The transaction type you are using is not configured as a reversal type in the system.
  
  Configuration Issues: The asset transaction types may not be properly set up in the system, or the specific transaction type does not have a corresponding reversal type defined.
  Asset Class Restrictions: The asset class associated with the asset may not allow reversals for the specified transaction type.
  
  
  Solution:
  
  
  Check Transaction Type Configuration:
  
  Go to the configuration settings for asset accounting in SAP (Transaction code: OAOA).
  Verify that the transaction type you are using has a corresponding reversal transaction type defined.
  If it does not, you may need to create