ORA-20100: AppDomain Could Not Be Created For The Specified Security Level When Running on 64-bit Windows

(Doc ID 1517732.1)

Last updated on JULY 05, 2017

Applies to:

Oracle Data Provider for .NET - Version and later
Oracle Database Extensions for .NET - Version and later
Microsoft Windows x64 (64-bit)


When trying to execute a .Net Stored Procedure on a 64-bit Oracle Database. They are getting the following error:


 Upgraded the Oracle Database from a 32-bit machine to a 64-bit machine.


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms