Fixing SQL Server Error 21: The Device Is Not Ready

Описание: Encountering the error message:
"The operating system returned error 21 (The device is not ready.) to SQL Server during a read at offset 0x000000001a6000 in file". Additional messages in the SQL Server error log and operating system error log may provide more detail. This is a severe system-level error condition that threatens database integrity and must be corrected immediately. Complete a full database consistency check (DBCC CHECKDB). This error can be caused by many factors

This issue typically arises when SQL Server attempts to access a database file located on a storage device that is temporarily unavailable or disconnected. Such errors can threaten database integrity and must be addressed promptly.

In This Video, You Will Learn:
Understanding the Cause: What triggers the "Device is Not Ready" error in SQL Server and How to solve the issue.