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Attempt to load Oracle client libraries threw BadImageFormatException. This problem will occur when running in 64 bit mode with the 32 bit Oracle client components installed

, 30 Oct 2011
The other option to review when you receive this error is to view your Application_Pools setting for the app_pool you are using for your application.Check the "Enable 32-Bit Applications". If this is "False", change it to "True". This may resolve your issue.

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19 Dec 2010
Shripad J
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ASP.NET website project hosted on IIS 7.5 running on Windows 2008 R2 is unable to connect to ‘Oracle’ database.

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Marvin Bland

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