Invalid file name for monitoring: XXX path

Invalid file name for monitoring: XXX pathhttp://msmvps.com/blogs/montaque/archive/2006/06/08/100092.aspxIn .NET 1.1 , If you write code like this Cache.Add("key",DateTime.Now.ToString(),new System.Web.Caching.CacheDependency(@" C:/Common.config "),System.Web.Caching.Cache.NoAbsoluteExpiration,System.Web.Caching.Cache.NoSlidingExpiration,System.Web.CachingenCommunityServer 2008.5 SP2 (Build: 40407.4157)