TROUBLESHOOTING: Considerations using Windows Client Drivers in Multiple Oracle Client Homes
(Doc ID 1053922.1)
Last updated on JULY 05, 2017
Applies to:Oracle Objects for OLE - Version 220.127.116.11 and later
Oracle ODBC Driver - Version 18.104.22.168 and later
Oracle Provider for OLE DB - Version 22.214.171.124 and later
Oracle Data Provider for .NET - Version 126.96.36.199 and later
Oracle Services for Microsoft Transaction Server - Version 188.8.131.52 and later
Microsoft Windows (32-bit)
Microsoft Windows x64 (64-bit)
***Checked for relevance on 29-Dec-2016***
A Multiple Oracle Home (MOH) environment on Windows can be problematic due to the way Oracle client libraries are loaded, the nature of COM objects, and the .NET policy files which are installed by default as part of ODP.NET installations . This document will attempt to outline the limitations of the various products, as well as general restrictions in a MOH environment.
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