Error: 8303, Severity: 10, CREATE DEFAULT and DROP DEFAULT will be removed in a future version of SQL Server. Avoid using CREATE DEFAULT and DROP DEFAULT in new development work, and plan to modify applications that currently use them. Instead, use default definitions created using
Error: 8304, Severity: 10, INDEXKEY_PROPERTY will be removed in a future version of SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use the feature. Use sys.index_columns instead.
Error: 8305, Severity: 10, The TEXT IN ROW feature will be removed in a future version of SQL Server. Avoid using sp_tableoption for TEXT IN ROW option in new development work, and plan to modify applications that currently use the text in row option. The preferred method of storin

Error: 8306, Severity: 10, Use of level0type with value ‘TYPE’ in procedure sp_addextendedproperty, sp_updateextendedproperty and sp_dropextendedproperty and in table-valued function fn_listextendedproperty has been deprecated and will be removed in a future version of SQL Server.
Error: 8307, Severity: 10, FILE_ID will be removed in a future version of SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use the feature. Use FILE_IDEX instead.
Error: 8308, Severity: 10, USER_ID will be removed from a future version of SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use the feature. Use DATABASE_PRINCIPAL_ID instead.
Error: 8310, Severity: 16, Cannot create (or open) named file mapping object ‘%ls’. SQL Server performance counters are disabled.

Error: 8311, Severity: 16, Unable to map view of file mapping object ‘%ls’ into SQL Server process address space. SQL Server performance counters are disabled.
Error: 8312, Severity: 16, Cannot create (or open) named mutex ‘%ls’. SQL Server performance counters are disabled.
Error: 8313, Severity: 16, Error in mapping SQL Server performance object/counter indexes to object/counter names. SQL Server performance counters are disabled.
Error: 8314, Severity: 16, SQL Server performance object ‘%ls’ not found in registry. SQL Server performance counters are disabled.
Error: 8315, Severity: 16, SQL Server performance counter ‘%ls’ not found in registry. SQL Server performance counters are disabled.
Error: 8316, Severity: 16, Cannot open registry key ‘HKLM\%ls’. SQL Server performance counters are disabled.
Error: 8317, Severity: 16, Cannot query value ‘%ls’ associated with registry key ‘HKLM\%ls’. SQL Server performance counters are disabled.
Error: 8318, Severity: 16, There was a virtual memory allocation failure during performance counters initialization. SQL Server performance counters are disabled.
Error: 8319, Severity: 16, Windows kernel object ‘%ls’ already exists. It’s not owned by the SQL Server service account. SQL Server performance counters are disabled.
Error: 8320, Severity: 10, @@REMSERVER will be removed in a future version of SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use the feature. Use linked servers and linked server stored procedures instead.
Error: 8350, Severity: 10, Use of NOLOCK or READUNCOMMITTED hints in the FROM clause of an UPDATE or DELETE statement on the target table of the statement (‘%.*ls’) is deprecated. These hints have no effect in this location. Microsoft recommends that you remove these hints from thi
Error: 8351, Severity: 16, A trace control request could not be processed because invalid parameters were specified when events were registered. Confirm that the parameters are within valid ranges.
Error: 8352, Severity: 16, Cannot find the requested trace template: id = %ls.

This is applicable on below versions of SQL Server

SQL Server 2005
SQL Server 2008 R2
SQL Server 2012
SQL Server 2014

Hope this was helpful.

Thanks,
SQLServerF1 Team
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