How To Fix OM182 - Account operation is only allowed in target account field

OM182 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 182

• Message text: Account operation is only allowed in target account field

What causes this issue?

You can carry out specific modifications to the account keys of the
source selection during the copying process. The rules for this
modification are stored in the G/L account field of the target
selection.
o For example, if you enter '++XX' or '++XX*', positions three and
four of all selected account keys will be replaced by the
characters 'XX'
o With I/<start_position>/<insert_string> it is possible to insert
characters in the selected account keys at a certain position.
For example use 'I/03/W1' to insert the string 'W1' at position
three in all selected account keys.
o With D/<start_position>/<length_del_string>, it is possible to delete
the characters occurring at a certain position from the selected
account keys.
For example, use 'D/03/02' to deleted two characters - starting from
position three - from all selected account keys.

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 account operation in the G/L account field of the
target selection.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OM182 - Account operation is only allowed in target account field ?

  The SAP error message OM182 ("Account operation is only allowed in target account field") typically occurs in the context of account assignment in SAP, particularly when dealing with controlling (CO) or financial accounting (FI) modules. This error indicates that there is an issue with the account assignment in a transaction, often related to the way accounts are being referenced or used in a particular operation.
  
  Cause:
  
  
  Incorrect Account Assignment: The error usually arises when an operation is attempted on an account that is not allowed for the specific transaction or context. For example, if you are trying to post a transaction to a cost center or internal order that does not have the correct account assignment.
  
  
  Missing Configuration: The account may not be properly configured in the system for the type of operation being performed. This could include missing settings in the account determination or in the controlling area.
  
  
  Transaction Type Restrictions: Certain transaction