Package Download Link: GCK Service Pack 15 Hot Fix 6

GCK Application Download Link: GCK Application v1.7.5   

Installation Instructions:

1. Download and apply the GCK Service Pack 15 Hot Fix 6 package.  (Note:  This is a complete package, it does not require you to apply Service Pack 15 before installing this package.)
2. Download and install the GCK Application (v1.7.5) from the link above.