SQL SERVER – The Operating System Returned the Error 21(The Device is Not Ready.) While Attempting ‘GetDiskFreeSpace’ on ‘A:’

(Pinal Dave) I always try to keep myself up-to-date with new released of SQL Server. This blog is part of my learning, while using SQL Server 2017, which I always share with my blog readers. This is the error related to Error 21 about a device not ready.

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