请问出现“载入文件 suapp_main.rb 时出错”怎么解决？

载入文件 C:/Program Files/SketchUp/SketchUp 2019/SUAPP/suapp/suapp_main.rb 时出错
Error: #<RGLoaderError: RubyEncoder Loader - Protected script C:/Program Files/SketchUp/SketchUp 2019/SUAPP/suapp/suapp_main.rb header is broken. The file has been modified. Install the original unmodified file or contact the author of the script to get the original file. Error code [10]>
C:/Program Files/SketchUp/SketchUp 2019/SUAPP/suapp/suapp_main.rb:9:in `RGLoader_load'
C:/Program Files/SketchUp/SketchUp 2019/SUAPP/suapp/suapp_main.rb:9:in `<top (required)>'
C:/Program Files/SketchUp/SketchUp 2019/Tools/extensions.rb:197:in `require'
C:/Program Files/SketchUp/SketchUp 2019/Tools/extensions.rb:197:in `load'
C:/Users/Administrator/AppData/Roaming/SketchUp/SketchUp 2019/SketchUp/Plugins/suapp_loader.rb:12:in `register_extension'
C:/Users/Administrator/AppData/Roaming/SketchUp/SketchUp 2019/SketchUp/Plugins/suapp_loader.rb:12:in `<top (required)>'