Error Reporting Service - Report cannot generate

Error Reporting Service - Report cannot generatehttp://developers.de/blogs/nadine_storandt/archive/2007/01/24/Error-Reporting-Service-_2D00_-Report-cannot-generate.aspxHey guys, i have found a nice bug in Reporting Services. If you have configured a DataSource and add a field from another DataSet to the Data Source and try to preview your Report in Visual Studio you get an exception that the report cannot generate.enCommunityServer 2008 SP1 (Build: 30619.63)