Hi, I am getting the following error when i run DBCC CHECKDB on my database.Msg 7928, Level 16, State 1, Line 1The database snapshot for online checks could not be created. Either the reason is given in a previous error or one of the underlying volumes does not support sparse files or alternate streams. Attempting to get exclusive access to run checks offline.DBCC results for 'DB_Name'.CHECKDB found 0 allocation errors and 0 consistency errors in database 'DB_Name'.Msg 823, Level 24, State 3, Line 1The operating system returned error 21(The device is not ready.) to SQL Server during a write at offset 0x00000000022000 in file 'E:\Ppath_UAT.mdf'. Additional messages in the SQL Server error log and system event 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; for more information, see SQL Server Books Online.Msg 823, Level 24, State 2, Line 1The operating system returned error 21(The device is not ready.) to SQL Server during a read at offset 0x000000004fa000 in file 'E:\Ppath_UAT.mdf'. Additional messages in the SQL Server error log and system event 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; for more information, see SQL Server Books Online.I ran DBCC CHECKDB to check for integrity errors. As i got the following error when trying to run select on DBMessageThe operating system returned error 21(The device is not ready.) to SQL Server during a read at offset 0x000000004fa000 in file 'E:\PBRS_UAT_DB\PBRS_UAT.mdf'. Additional messages in the SQL Server error log and system event 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; for more information, see SQL Server Books Online.Thanks in Advance.Sanjay
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