C#

The configuration file has been changed by another program. 
(C:\\Test Apps\\bin\\Debug\\ConsoleApp.EXE.config)

public void Main()
{
    Console.WriteLine(Foo("MyClassLibrary.DLL", "Person", "Name"));
}

public string Foo(string NameOfAssembly, string TypeName, string PropertyName)
{
    //Load assembly from DLL(???)
    Assembly assembly = Assembly.Load(NameOfAssembly);

    //Ugly loop to get the type specified by TypeName
    foreach (Type t in a.GetTypes())
    {
        if (string.Equals(TypeName, t.Name))
        {
            //Note: GetType(x, true) <- True specifies that an exception should
            //                          be thrown when type cannot be found
            type = Type.GetType(TypeName, true);
        }
    }

    //Code to query database for object
    object currentObject = GetObject();

    //Use reflection to find property value
    PropertyInfo propinfo = currentObject.GetType().GetProperty(PropertyName);
    return propinfo.GetValue(currentObject, null).ToString();
}