Expression Blend Preview for Silverlight 5 provides support for creating Silverlight 5 Beta projects, including Silverlight 5 Beta SketchFlow projects.
Expression Blend Preview for Silverlight 5 supports only Silverlight 5 Beta projects. For Silverlight 3 and 4 projects or WPF 3.5 and 4, please use Expression Blend 4.
Error: the software says that's expired and want a newer version that does not exist :roll: Can not use this software.:cry: