sp_OAStop (Transact-SQL)
Applies to: 
SQL Server
Stops the server-wide OLE Automation stored procedure execution environment.
Transact-SQL syntax conventions
Syntax
sp_OAStop
[ ; ]
Return code values
0 (success) or a nonzero number (failure) that is the integer value of the HRESULT returned by the OLE Automation object.
For more information about HRESULT return codes, see OLE automation return codes and error information.
Remarks
A single execution environment is shared by all clients that use OLE Automation stored procedures. If one client calls sp_OAStop, the shared execution environment is stopped for all clients. After the execution environment is stopped, any call to sp_OACreate restarts the execution environment.
Permissions
Requires membership in the sysadmin fixed server role or execute permission directly on this stored procedure. The Ole Automation Procedures server configuration option must be enabled to use any system procedure related to OLE Automation.
Examples
The following example stops the shared OLE Automation execution environment.
EXEC sp_OAStop;
GO