Error: No platform specified and impossible to detect one
   at Nuts.onDownload (/home/ubuntu/software-updater/node_modules/nuts-serve/lib/nuts.js:148:36)
   at wrapper (/home/ubuntu/software-updater/node_modules/lodash/index.js:3189:19)
   at Layer.handle [as handle_request] (/home/ubuntu/software-updater/node_modules/express/lib/router/layer.js:95:5)
   at next (/home/ubuntu/software-updater/node_modules/express/lib/router/route.js:137:13)
   at Route.dispatch (/home/ubuntu/software-updater/node_modules/express/lib/router/route.js:112:3)
   at Layer.handle [as handle_request] (/home/ubuntu/software-updater/node_modules/express/lib/router/layer.js:95:5)
   at /home/ubuntu/software-updater/node_modules/express/lib/router/index.js:281:22
   at param (/home/ubuntu/software-updater/node_modules/express/lib/router/index.js:354:14)
   at param (/home/ubuntu/software-updater/node_modules/express/lib/router/index.js:365:14)
   at Function.process_params (/home/ubuntu/software-updater/node_modules/express/lib/router/index.js:410:3)