How To Fix KU403 - Classification for the projects is currently blocked

SAP Error Message - Details

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 403

• Message text: Classification for the projects is currently blocked

What causes this issue?

A project object is to be created or changed, and classified at the
same time. The project object is assigned to class <ZH>SAP_KKR_CLASS</>
(class type 014).
However, the entire class is currently locked.

System Response

The project object cannot be created or changed while the transaction
that caused the lock is still running.

How to fix this error?

Wait until the transaction is finished. Transactions that lock the
class for extended periods of time should not be run during normal
online operation.
You can find out who is locking the class with transaction SM12:
Search for locks for table KSSKX. In the subsequent list, search for
lock argument <ZH>014SAP_KKR_CLASS</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KU403 - Classification for the projects is currently blocked ?

  The SAP error message KU403, which states "Classification for the projects is currently blocked," typically occurs in the context of project management and classification in SAP. This error indicates that the classification system for the project is not available for use, which can hinder project-related activities.
  Causes:
  
  Project Status: The project may be in a status that does not allow classification changes. For example, if the project is completed or archived, classification might be blocked.
  Authorization Issues: The user may not have the necessary authorizations to perform classification activities on the project.
  System Configuration: There may be configuration settings in the SAP system that restrict classification for certain project types or statuses.
  Locking Mechanism: The project might be locked by another user or process, preventing any changes to its classification.
  Technical Issues: There could be underlying technical issues or bugs in the SAP system that are causing the classification to be blocked.
  
  Solutions:
  
  Check Project Status: Verify the status of the project. If it is in a completed or archived state, you may need to change its status or create a new project for classification.
  Review Authorizations: Ensure that the user attempting to classify the project has the necessary permissions. This may involve checking user roles and authorizations in the SAP system.
  Consult Configuration Settings: Work with your SAP administrator or consultant to review the configuration settings related to project classification. Adjustments may be needed to allow classification for the specific project type.
  Unlock the Project: If the project is locked, identify the user or process that has locked it and request that they release the lock.
  Technical Support: If none of the above solutions work, consider reaching out to your SAP support team or consulting SAP notes for any known issues or patches related to this error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to error KU403. SAP frequently updates its knowledge base with solutions for common issues.
  Documentation: Review SAP documentation related to project management and classification to understand the requirements and limitations of the classification system.
  User Forums: Engage with SAP user communities or forums where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the KU403 error in your SAP system.