OracleSimpleRepoTest Failure: Simple_Repo_Should_Support_Projection_Joins_With_Anon_Types

[alonsorobles]

System.InvalidCastException
Invalid cast from 'System.String' to 'System.Guid'.
at System.Convert.DefaultToType(IConvertible value, Type targetType, IFormatProvider provider)
at System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider)
at lambda_method(Closure, DbDataReader)
at SubSonic.DataProviders.DbDataProvider.Project(DbDataReader reader, Func2 fnProjector) in DbDataProvider.cs: line 571 at SubSonic.DataProviders.DbDataProvider.ToEnumerable(QueryCommand1 query, Object[] paramValues) in DbDataProvider.cs: line 531
at SubSonic.Linq.Structure.DbQueryProvider.Execute(QueryCommand1 query, Object[] paramValues) in DbQueryProvider.cs: line 236 at lambda_method(Closure) at SubSonic.Linq.Structure.DbQueryProvider.Execute(Expression expression) in DbQueryProvider.cs: line 118 at SubSonic.Linq.Structure.QueryProvider.System.Linq.IQueryProvider.Execute(Expression expression) in QueryProvider.cs: line 50 at SubSonic.Linq.Structure.Query1.GetEnumerator() in Query.cs: line 85
at System.Collections.Generic.List1..ctor(IEnumerable1 collection)
at System.Linq.Enumerable.ToList(IEnumerable`1 source)
at SubSonic.Tests.Repositories.SimpleRepositoryTests.Simple_Repo_Should_Support_Projection_Joins_With_Anon_Types() in SimpleRepositoryTests.cs: line 577