无法发布到shinyapps.io

Question

当我尝试将闪亮的应用程序发布到Shinyapps.io时出现此错误。

Error in curl::curl_fetch_memory(url, handle = handle) : 
  Could not resolve host: shinyapps-upload.s3.amazonaws.com
Calls: <Anonymous> ... tryCatch -> tryCatchList -> tryCatchOne -> <Anonymous>
In addition: Warning messages:
1: In fileDependencies.R(file) :
  Failed to parse C:/Users/charles/AppData/Local/Temp/Rtmpw55Twl/file50e07d6067e2/old/ui_ - Copy.R ; dependencies in this file will not be discovered.
2: In fileDependencies.R(file) :
  Failed to parse C:/Users/charles/AppData/Local/Temp/Rtmpw55Twl/file50e07d6067e2/old/ui___.R ; dependencies in this file will not be discovered.
3: In fileDependencies.R(file) :
  Failed to parse C:/Users/charles/AppData/Local/Temp/Rtmpw55Twl/file50e07d6067e2/server - Copy.R ; dependencies in this file will not be discovered.
Timing stopped at: 0.05 0.03 0.08
Execution halted