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"An Unexpected Error Occurred in the Oracle Data Provider for .NET" in VS2008 When Trying To Connect With Server Explorer (Doc ID 579006.1)

Last updated on JULY 05, 2017

Applies to:

Oracle Data Provider for .NET - Version: 11.1.0.6.20
Oracle Developer Tools for Visual Studio .NET - Version: 11.1.0.6.20

Symptoms

After installing ODAC 11.1.0.6.21 with Oracle Developer Tools for Visual Studio and when trying
to add connection in server explorer getting following error :

Package 'Oracle Developer Tools for Visual Studio .NET' has failed to load properly ( GUID = {D601BB95-E404-4A8E-9F24-5C1A462426CE} ).
Please contact package vendor for assistance.
Application restart is recommended, due to possible environment corruption.
Would you like to disable loading this package in the future?
You may use 'devenv /resetskippkgs' to re-enable package loading.

If you press yes, then you will get the following error :

"An unexpected error occurred in the Oracle Data Provider for .NET. Please contact the provider vendor to resolve this problem"


Cause

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In this Document
  Symptoms
  Cause
  Solution

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