\r\nServer Error in ‘/’ Application.
\r\nThe ‘Microsoft.Jet.OLEDB.4.0′ provider is not registered on the local machine.
\r\nDescription: An unhandled exception occurred during the execution of the current web request.
\r\nPlease review the stack trace for more information about the error and where it originated in the code.
\r\nException Details: System.InvalidOperationException: The ‘Microsoft.Jet.OLEDB.4.0′
\r\nprovider is not registered on the local machine.
\r\nSolution:\r\n\r\nYou will get this error on Windows Server 2008 R2 or Windows 7 64 bit. To fix it, switch your Application Pool from Native 64 bit to 32 Bit more under Advanced Settings.\r\n\r\nSuggestion:\r\n\r\nIt is also suggested that you upgrade your application to new ACE OLEDB provider, you can download fromÂ here.