I have tried to run msphysics on sketchup 2015 make, 2016 pro trail and 2017 make. Same problem with all three. I have checked. The files are there. Please help.

Error Loading File C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics/main.rb
Error: #<Exception: An exception occurred while loading MSPhysics library. The exception occurred due to one or more of the following reasons:

• LoadError: 126: The specified module could not be found. - C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics/win64/2.0/msp_lib.so
• LoadError: 126: The specified module could not be found. - C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics/win64/2.0/msp_lib_no_sdl.so

C:/Program Files/SketchUp/SketchUp 2016/Tools/extensions.rb:197:in require' C:/Program Files/SketchUp/SketchUp 2016/Tools/extensions.rb:197:in load'
C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics.rb:90:in register_extension' C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics.rb:90:in module:MSPhysics'
C:/Users/admin/AppData/Roaming/SketchUp/SketchUp 2016/SketchUp/Plugins/MSPhysics.rb:72:in `<top (required)>'