How To Fix CNV_00001520 - Table &1 is read-only.

CNV_00001520 - Overview

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 520

• Message text: Table &1 is read-only.

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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CNV_00001520 - Details

• The SAP error message CNV_00001520 indicates that a specific table (denoted as &1 in the message) is read-only. This typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades.
  
  Cause:
  
  Table Locking: The table may be locked due to ongoing transactions or processes that prevent any modifications.
  Read-Only Status: The table might be set to a read-only status in the database or within the SAP system configuration.
  Data Migration Tools: If you are using a data migration tool (like SAP S/4HANA Migration Cockpit or other conversion tools), the tool may be trying to write to a table that is not intended for modification during the migration process.
  Authorization Issues: The user executing the operation may not have the necessary permissions to write to the table.
  
  
  Solution:
  
  Check Table Status: Verify if the table is indeed set to read-only. You can do this by checking the table properties in