How To Fix IAOM198 - Only one project definition can be maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: IAOM - Account Assignment Manager Messages

• Message number: 198

• Message text: Only one project definition can be maintained

What causes this issue?

Project definition &V1& is in process. In the same
<DS:GLOS.3526B221AFAB52B9E10000009B38F974>LUW</>, a second project
definition &V2& cannot be processed now.

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 IAOM198 - Only one project definition can be maintained ?

  The SAP error message IAOM198: Only one project definition can be maintained typically occurs in the context of project management within SAP, particularly when dealing with project definitions in the Project System (PS) module. This error indicates that the system has detected an attempt to create or modify a project definition when there is already an existing project definition for the same project.
  
  Cause:
  
  Duplicate Project Definition: The most common cause of this error is that there is already an existing project definition for the project you are trying to create or modify. SAP allows only one project definition per project.
  Incorrect Project Number: You may be trying to create a project definition with a project number that is already in use.
  System Configuration: There may be specific configurations or settings in your SAP system that restrict the creation of multiple project definitions.
  
  
  Solution:
  
  
  Check Existing Project Definitions: 
  
  Navigate to the Project System (PS) module and