How To Fix MC823 - Proxy view & is not a CDS view

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 823

• Message text: Proxy view & is not a CDS view

What causes this issue?

You have entered a proxy view. This means that all select statements for
the current view or the
current table are to be diverted to the proxy view. Only CDS views can
be used as proxy views.

System Response

The current view cannot be checked or activated successfully.

How to fix this error?

Either use no proxy view or only a CDS view. Afterwards, check or
activate the current view again.

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 MC823 - Proxy view & is not a CDS view ?

  The SAP error message MC823 typically indicates that there is an issue with the configuration of a proxy view in the context of SAP's Core Data Services (CDS) views. This error can occur when the system is unable to recognize a specified view as a valid CDS view, which can be due to several reasons.
  Causes of MC823 Error
  
  Incorrect View Name: The view name specified in the proxy configuration may be incorrect or misspelled.
  View Not Activated: The CDS view may not be activated in the system. If the view is not active, it cannot be recognized as a valid CDS view.
  Missing Annotations: The required annotations for the CDS view may be missing, which can prevent it from being recognized properly.
  Transport Issues: If the view was transported from another system, there may be issues with the transport that prevent it from being recognized.
  Authorization Issues: The user may not have the necessary authorizations to access the CDS view.
  Technical Issues: There may be underlying technical issues with the SAP system or the database that are causing the error.
  
  Solutions to MC823 Error
  
  Check View Name: Verify that the name of the CDS view specified in the proxy configuration is correct and matches the actual view name.
  Activate the View: Go to the ABAP Development Tools (ADT) or transaction SE11 and check if the CDS view is activated. If not, activate it.
  Review Annotations: Ensure that the necessary annotations are present in the CDS view definition. Common annotations include @AbapCatalog.sqlViewName and @AbapCatalog.compiler.compareFilter.
  Check Transport Logs: If the view was transported, check the transport logs for any errors or issues that may have occurred during the transport process.
  Authorization Check: Ensure that the user has the necessary authorizations to access the CDS view. This can be checked in transaction SU53 or by reviewing the user's roles and authorizations.
  System Check: If the issue persists, consider checking for any system or database issues that may be affecting the recognition of the CDS view.
  
  Related Information
  
  CDS Views: Core Data Services (CDS) is a framework for defining and consuming semantically rich data models in SAP. CDS views are used to create database views that can be consumed in various applications.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and ADT (ABAP Development Tools) for managing and checking CDS views.
  SAP Notes: Check SAP Notes for any known issues or patches related to the MC823 error. SAP Notes can provide additional insights and solutions for specific scenarios.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or development team for further investigation.