http://weblogs.asp.net/rajbk/archive/2005/10/03/426450.aspxVS.NET 2005 RC1 If you have defined a couple of ObjectDataSources that point to a DataObjectMethod and at a later stage decide to change a parameter in the DataObjectMethod, you page will compile without any problems but you will see errors at runtimeenCommunityServer 2007 SP1 (Build: 20510.895)