Users have reported, that in some rare cases, the patterns will not be preset after a fresh installation of the Mapping System MSv7 under Windows 8.
There is a quick solution that you might perform manually: Go to the "Preset-Manager" in the "Edit" menu of Photoshop. Choose "brushes" and replace them with the brushes preset that is found in the following place:
Applications/(ADOBE)/Photoshop/DiVisualMS/Tools (see: Bildschirmfoto 2014-02-07 um 14.29.38.png)
Repeat the process with color swatches and patterns. The command to replace the respective preset files can be found according to screen shot "Bildschirmfoto 2014-02-07 um 14.28.51.png"