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DevArt with Oracle throws error for EF 6

Posted: Thu 30 Jan 2014 09:27
by anand123
DevArt worked with EF5, after installing EF6.0.1, got following error.

Error Info:
The 'Instance' member of the Entity Framework provider type 'Devart.Data.Oracle.Entity.OracleEntityProviderServices, Devart.Data.Oracle.Entity, Version=8.2.80.0, Culture=neutral, PublicKeyToken=09af7300eec23701' did not return an object that inherits from 'System.Data.Entity.Core.Common.DbProviderServices'. Entity Framework providers must inherit from this class and the 'Instance' member must return the singleton instance of the provider. This may be because the provider does not support Entity Framework 6

Code: Select all

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <configSections>
    <section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
    <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
  </configSections>
  <startup>
    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />
  </startup>
  <connectionStrings><!--<add name="Entities" connectionString="metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=Oracle.DataAccess.Client;provider=Oracle.DataAccess.Client;provider connection string="USER ID=SYSADM;PASSWORD=SYSADM;DATA SOURCE=ORCHDB17"" providerName="System.Data.EntityClient" />-->
  <add name="Entities" connectionString="metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=Devart.Data.Oracle;provider connection string="user id=SYSADM;password=SYSADM;server=10.87.2.57;home=OraHome112;direct=True;sid=ORCHDB17"" providerName="System.Data.EntityClient" /><add name="Entities1" connectionString="metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=Devart.Data.Oracle;provider connection string="user id=SYSADM;password=SYSADM;server=10.87.2.57;direct=True;sid=ORCHDB17"" providerName="System.Data.EntityClient" /></connectionStrings>
  <entityFramework>
    <providers>
      <provider invariantName="Devart.Data.Oracle" type="Devart.Data.Oracle.Entity.OracleEntityProviderServices, 
      Devart.Data.Oracle.Entity, Version=8.1.26.6, Culture=neutral, PublicKeyToken=09af7300eec23701" />
    </providers>
  </entityFramework>
</configuration>

Re: DevArt with Oracle throws error for EF 6

Posted: Fri 31 Jan 2014 14:46
by Shalex
Please replace Version=8.1.26.6 with Version=8.2.80.6 in your *.config and try again.

Re: DevArt with Oracle throws error for EF 6

Posted: Tue 11 Feb 2014 07:52
by anand123
it works. thanks