I am upgrading a 3.3 to 4.6 and I am getting an error. I successfully upgraded from 3.3 to 4.5 as a test but need to upgrade 3.3 to 4.6 now. Here are the errors:
[ArgumentNullException: Value cannot be null.
Parameter name: type]
System.Activator.CreateInstance(Type type, Boolean nonPublic) +2768503
DotNetNuke.Framework.Reflection.CreateObject(String ObjectProviderType, String ObjectProviderName, String ObjectNamespace, String ObjectAssemblyName, Boolean UseCache) +582
DotNetNuke.Data.DataProvider.CreateProvider() +47
DotNetNuke.Data.DataProvider..cctor() +13
[TypeInitializationException: The type initializer for 'DotNetNuke.Data.DataProvider' threw an exception.]
DotNetNuke.Common.Globals.GetUpgradeStatus() +67
DotNetNuke.Common.Global.CheckVersion() +132
DotNetNuke.Common.Global.Application_Start(Object Sender, EventArgs E) +477