>>>>>And in the other class I added also both methods and I have this code:
>>>>>
>>>>>

>>>>>Logging.Log(String.Format("Calling Remote VoidPaymentPlanPass On {0} with: ", ip, this.InvokeString));

>>>>>
>>>>>When I debug my test I see that this.InvokeString is null.
>>>>>
>>>>>What did I do wrong?
>>>>
>>>>Works for me
>>>
>>>Can you please post your exact test case, so I can try comparing it with mine. Did you add these methods in both classes?
>>>
>>

>>	public static class qqq
>>	{
>>		static void Main()
>>		{
>>			ClassB xx = new ClassB();
>>			xx.DoTest();
>>
>>		}
>>}
>>

>>
>>

>>	public class ClassA
>>	{
>>		public virtual string InvokeString { get; set; }
>>	}
>>
>>	public class ClassB : ClassA
>>	{
>>
>>		public void SetInvokeString(string s)
>>        {
>>            base.InvokeString = s;
>>        }
>>        
>>        public new string InvokeString
>>        {
>>            get { return base.InvokeString; }
>>        }
>>
>>		public void DoTest()
>>		{
>>			SetInvokeString("pp");
>>
>>			string xx = InvokeString;   
>>// breakpoint here
>>
>>		}
>>	
>>		
>>	}
>>

>>
>>
>>>E.g. I have middlewarebase class that has protected virtual property. I have middlewareMain class that has Invoke method and the two methods to set and return invokestring. I also have Sales class with the exact same methods of setting and getting that string.
>>>
>>>I set the invokestring in the MiddlewareMain and I need to read it in Sales class.
>>
>>Of course - if you set an instance property of classX, don't expect that this will change an instance property of classY
>
>But this is what I need. I need to set the string in one class and read it in the other class.

Then I misunderstood what you want to do and Bonnie is right - a static property is the only way.