Could not load file or assembly "\win32_x86\dotnet1\crdb_adoplus.dll' or one of its dependencies.



Could not load file or assembly 'file:///C:\Program Files (x86)\SAP BusinessObjects\Crystal Reports for .NET Framework 4.0\Common\SAP BusinessObjects Enterprise XI 4.0\win32_x86\dotnet1\crdb_adoplus.dll' or one of its dependencies.                                 

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<!--<startup>
  <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup>-->

to:

<startup useLegacyV2RuntimeActivationPolicy="true">

    <supportedRuntime version="v4.0"/>

  </startup>