>>>I have the following code:
>>>
>>>

>>>string s = ConfigurationSettings.AppSettings["MySetting"].ToString();
>>>

>>>
>>>I get the warning:
>>>
>>>'System.Configuration.ConfigurationSettings.AppSettings' is obsolete: 'This method is obsolete, it has been replaced by
>>>System.Configuration!System.Configuration.ConfigurationManager.AppSettings'
>>>
>>>What's the right way to do this?
>>
>>string s = System.Configuration.ConfigurationManager.AppSettings["MySetting"].ToString();
>
>
>Got the error:
>The type or namespace name 'ConfigurationManager' does not exist in the namespace 'System.Configuration' (are you missing an assembly reference?)

Your probably need to add a reference to 'System.Configuration.dll' to you projects references.