How To Fix /UI2/CDMCNV301 - Catalog &1: Could not be read.

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMCNV -

• Message number: 301

• Message text: Catalog &1: Could not be read.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CDMCNV301 - Catalog &1: Could not be read. ?

  The SAP error message /UI2/CDMCNV301 Catalog &1: Could not be read typically indicates that there is an issue with accessing a specific catalog in the SAP Fiori Launchpad or related UI components. This error can arise due to various reasons, including configuration issues, missing authorizations, or problems with the underlying data model.
  Possible Causes:
  
  Missing Catalog: The specified catalog does not exist in the system or has been deleted.
  Authorization Issues: The user does not have the necessary authorizations to access the catalog.
  Transport Issues: If the catalog was recently transported from another system, it may not have been properly imported.
  Configuration Errors: There may be issues with the configuration of the Fiori Launchpad or the underlying OData services.
  Data Model Issues: The catalog might be referencing a data model that is not correctly set up or is missing.
  
  Solutions:
  
  
  Check Catalog Existence:
  
  Verify that the catalog exists in the system. You can do this by navigating to the Fiori Launchpad Designer or using transaction codes like PFCG to check the role assignments.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to access the catalog. You can check this in transaction SU53 after the error occurs to see if there are any missing authorizations.
  
  
  
  Transport Validation:
  
  If the catalog was recently transported, ensure that the transport was successful and that all necessary objects were included. You may need to re-import the transport or check for missing components.
  
  
  
  Configuration Check:
  
  Review the configuration of the Fiori Launchpad and ensure that all necessary settings are correctly configured. This includes checking the OData service registrations and ensuring they are active.
  
  
  
  Data Model Verification:
  
  Check if the data model associated with the catalog is correctly set up. This may involve looking at the underlying database tables or OData services to ensure they are functioning as expected.
  
  
  
  System Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide patches or updates that resolve the issue.
  
  
  
  Related Information:
  
  Fiori Launchpad Designer: This tool is used to manage catalogs, groups, and tiles in the Fiori Launchpad. Familiarity with this tool can help in troubleshooting catalog-related issues.
  Transaction Codes: Familiarize yourself with transaction codes like PFCG (Role Maintenance), SLG1 (Application Log), and SU53 (Authorization Check) for effective troubleshooting.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis or technical team for further assistance, as they may have more tools and access to diagnose the issue in depth.