Because Vray 2.0 and SketchUp 2015 are no longer sold as new licenses (they have moved to Chaos Group’s subscription model), installation requires careful attention.
Ensure you have the exact file: Vray_2_0_for_SketchUp_2015_64bit.exe . Avoid unofficial torrents which often contain malware. If you have a legacy license dongle or serial number, download the official installer from the Chaos Group archive (login required). Vray 2.0 For Sketchup 2015 64 Bit
: Streamlined image-based lighting (IBL) using HDR images to create artifact-free, realistic lighting and shadows. Because Vray 2
For optimal performance, your system should meet or exceed these specifications: V-Ray 2.0 for SketchUp - V-Ray Proxy Vray 2.0 For Sketchup 2015 64 Bit