How To Fix IAOM220 - Acct assignment determination is not poss.in the account assgnmnt manager

IAOM220 - Overview

• Message type: E = Error

• Message class: IAOM - Account Assignment Manager Messages

• Message number: 220

• Message text: Acct assignment determination is not poss.in the account assgnmnt manager

What causes this issue?

Errors occurred during the determination of the account assignment in
the account assignment manager. Thus it is not possible to determine
the account assignment.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IAOM220 - Acct assignment determination is not poss.in the account assgnmnt manager ?

  The SAP error message IAOM220, which states "Account assignment determination is not possible in the account assignment manager," typically occurs in the context of account assignment in SAP, particularly when dealing with internal orders, cost centers, or other account assignment objects. This error indicates that the system is unable to determine the appropriate account assignment for a transaction.
  Causes:
  
  
  Missing Configuration: The account assignment configuration may not be set up correctly in the system. This could include missing or incorrect settings in the controlling area, order types, or account assignment categories.
  
  
  Invalid Master Data: The master data for the cost centers, internal orders, or other relevant objects may be incomplete or incorrect. For example, the cost center may not be valid for the period in which the transaction is being processed.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the account assignment data.
  
  
  Inconsistent Data: There may be inconsistencies in the