su2015插件问题

载入文件 protrude/protrude.rbs 时出错
Could not find included file 'protrude/protrude.rbs'
载入文件 tt_edgetools.rb 时出错
Error: C:/Users/ASUS/AppData/Roaming/SketchUp/SketchUp 2015/SketchUp/Plugins/tt_edgetools.rb:46: invalid multibyte char (UTF-8)
C:/Users/ASUS/AppData/Roaming/SketchUp/SketchUp 2015/SketchUp/Plugins/tt_edgetools.rb:52: syntax error, unexpected tCONSTANT, expecting keyword_end
  core = File.join( path, 'TT_EdgeTools', 'core.rb' )

                                       ^
C:/Users/ASUS/AppData/Roaming/SketchUp/SketchUp 2015/SketchUp/Plugins/tt_edgetools.rb:52: syntax error, unexpected tIDENTIFIER, expecting keyword_end
  core = File.join( path, 'TT_EdgeTools', 'core.rb' )

                                               ^
C:/Users/ASUS/AppData/Roaming/SketchUp/SketchUp 2015/SketchUp/Plugins/tt_edgetools.rb:55: syntax error, unexpected tCONSTANT, expecting keyword_end
  ex.copyright = 'Thomas Thomassen © 2010—2011'

                        ^
C:/Users/ASUS/AppData/Roaming/SketchUp/SketchUp 2015/SketchUp/Plugins/tt_edgetools.rb:55: invalid multibyte char (UTF-8)