How To Fix PMEVC_UI454 - Prefix &1 does not match constraint ID &2

SAP Error Message - Details

• Message type: E = Error

• Message class: PMEVC_UI -

• Message number: 454

• Message text: Prefix &1 does not match constraint ID &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMEVC_UI454 - Prefix &1 does not match constraint ID &2 ?

  The SAP error message PMEVC_UI454, which states "Prefix &1 does not match constraint ID &2," typically occurs in the context of SAP's Project Management or Project System modules. This error indicates that there is a mismatch between the prefix of a project or a related entity and the expected constraint ID.
  Cause:
  
  Prefix Mismatch: The prefix used in the project or entity does not align with the expected prefix defined in the system for the specified constraint ID. This can happen if the project was created with an incorrect prefix or if there are changes in the configuration that affect the expected prefixes.
  Configuration Issues: Changes in the configuration settings related to project types, prefixes, or constraints may lead to this error.
  Data Entry Errors: Manual entry errors when creating or modifying projects can lead to mismatches.
  
  Solution:
  
  
  Check Prefix Configuration: Verify the configuration settings for prefixes in the system. Ensure that the prefix used in the project matches the expected prefix for the constraint ID.
  
  Navigate to the relevant configuration settings in SPRO (SAP Project Reference Object) and check the settings for project types and prefixes.
  
  
  
  Review Project Details: Check the details of the project or entity that is causing the error. Ensure that the prefix is correctly set according to the defined constraints.
  
  You can do this by accessing the project in the Project Management module and reviewing its attributes.
  
  
  
  Correct the Prefix: If you find that the prefix is incorrect, you may need to update the project or entity to use the correct prefix that matches the constraint ID.
  
  This may involve editing the project or creating a new project with the correct prefix.
  
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the prefix and constraint ID settings relevant to your version of SAP.
  
  
  Contact SAP Support: If the issue persists after checking the configuration and project details, consider reaching out to SAP support for further assistance. They can provide insights based on the specific configuration and version of your SAP system.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder) or CJ02 (Change Project) to access and modify project details.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or solutions.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the PMEVC_UI454 error and implement a solution to resolve it.