How To Fix KO221 - Assign phases in ascending order

SAP Error Message - Details

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 221

• Message text: Assign phases in ascending order

What causes this issue?

You did not assign the phases in ascending sequence.

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?

Assign the phases in ascending sequence, i.e. assign a phase to this
status that is greater than or equal to that of the preceding status.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KO221 - Assign phases in ascending order ?

  The SAP error message KO221, which states "Assign phases in ascending order," typically occurs in the context of controlling (CO) and project systems (PS) when you are trying to assign phases to a project or a cost object. This error indicates that the phases you are trying to assign are not in the correct sequence, which is required by the system.
  Cause:
  The error arises when the phases of a project or cost object are not defined in a sequential manner. In SAP, phases must be assigned in ascending order based on their defined sequence. For example, if you have phases 1, 2, and 3, you cannot assign phase 3 before phase 2.
  Solution:
  To resolve the KO221 error, follow these steps:
  
  
  Check Phase Assignment: Review the phases you are trying to assign. Ensure that they are listed in the correct ascending order. 
  
  
  Modify Phase Sequence: If the phases are not in the correct order, you will need to adjust them. This can typically be done in the project definition or the cost object settings.
  
  
  Reassign Phases: After ensuring that the phases are in the correct order, attempt to reassign them. 
  
  
  Consult Documentation: If you are unsure about the correct order or how to adjust the phases, refer to the SAP documentation or help resources specific to your version of SAP.
  
  
  Check Customizations: If your organization has customized the project or cost object settings, ensure that these customizations are not affecting the phase assignment.
  
  
  Seek Help from SAP Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting SAP Notes for further assistance.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CJ20N (Project Builder) or KO02 (Change Order) to manage project phases.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Training and Documentation: Ensure that users involved in project management are trained on the correct procedures for assigning phases in SAP.
  
  By following these steps, you should be able to resolve the KO221 error and successfully assign phases in the correct order.