How To Fix CRM_GEN_EXTENSION521 - No PC UI application exists for the parameters transferred

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_GEN_EXTENSION - Generic Extension (Messages)

• Message number: 521

• Message text: No PC UI application exists for the parameters transferred

What causes this issue?

A PC UI application does not exist yet for the specified blueprint view
and version.

System Response

Additional customer objects and their views and profiles are not
generated.

How to fix this error?

Choose a valid combination of application, blueprint view, and version.
Use the input help to do this.
An application must already exist before additional business transaction
components and views (for the blueprint view and version in question)
are generated.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_GEN_EXTENSION521 - No PC UI application exists for the parameters transferred ?

  The SAP error message CRM_GEN_EXTENSION521 indicates that there is no PC UI (Personal Computer User Interface) application available for the parameters that have been transferred. This error typically occurs in the context of SAP CRM (Customer Relationship Management) when trying to access a specific transaction or function that requires a UI application that is not configured or available.
  Causes:
  
  Missing Configuration: The required UI application may not be configured in the system.
  Incorrect Parameters: The parameters being passed to the UI application may be incorrect or not recognized.
  Missing or Inactive UI Component: The UI component that is supposed to handle the request may be missing or inactive.
  Authorization Issues: The user may not have the necessary authorizations to access the UI application.
  System Issues: There may be underlying system issues or inconsistencies in the CRM setup.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify that the required UI application is configured correctly in the SAP system. This can be done by checking the relevant customizing settings in the SAP CRM system.
  Use transaction codes like CRMD_ORDER or CRMD_ORDERADM_H to check the configuration of the business transaction.
  
  
  
  Validate Parameters:
  
  Ensure that the parameters being passed to the UI application are correct and valid. Check for any typos or incorrect values.
  
  
  
  Activate UI Components:
  
  If the UI component is inactive, activate it. This can usually be done through the SAP GUI or the relevant customizing transaction.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the UI application. This can be checked in the user roles and profiles.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that might address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can debug the transaction to see where the error is occurring and what parameters are being passed.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP CRM, such as CRMD_ORDER, CRMD_ORDERADM_H, and CRMD_ORDER_MAINTAIN.
  SAP Documentation: Review the official SAP documentation for CRM to understand the configuration and setup of UI applications.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.