How To Fix CNV_10320021 - Unable to read from generic cluster; error &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10320 - Message Class for Package 10320

• Message number: 021

• Message text: Unable to read from generic cluster; error &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10320021 - Unable to read from generic cluster; error &1 ?

  The SAP error message CNV_10320021: Unable to read from generic cluster; error &1 typically occurs during data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services. This error indicates that the system is unable to read data from a specified cluster table, which can be due to various reasons.
  Causes:
  
  Database Issues: There may be issues with the underlying database, such as corruption or unavailability of the cluster table.
  Authorization Problems: The user executing the migration may not have the necessary authorizations to read from the cluster table.
  Configuration Errors: Incorrect configuration settings in the migration or conversion process can lead to this error.
  Data Consistency Issues: There may be inconsistencies in the data that prevent it from being read correctly.
  Technical Issues: There could be technical issues related to the SAP system or the database that are causing the read operation to fail.
  
  Solutions:
  
  Check Database Status: Ensure that the database is up and running without any issues. You can check for any database locks or errors.
  Verify Authorizations: Make sure that the user executing the process has the necessary authorizations to access the cluster tables.
  Review Configuration: Double-check the configuration settings for the data migration or conversion process to ensure they are correct.
  Data Consistency Check: Run consistency checks on the data to identify and resolve any inconsistencies that may be causing the issue.
  Check Logs: Review the application and system logs for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches or updates.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the context in which it occurred.
  
  Related Information:
  
  Cluster Tables: In SAP, cluster tables are used to store data in a compressed format. They are often used for performance reasons but can complicate data access.
  Data Migration Tools: Familiarize yourself with the tools being used for data migration, such as SAP Data Services or SLT, as they may have specific requirements or configurations.
  SAP Documentation: Refer to the official SAP documentation for guidance on data migration processes and troubleshooting common errors.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.