#422 Error (407) Proxy Authentication Required

[T S]

Situation: proxy requires windows authentication

Error:

2018-03-13 11:36:27.8533 Error downloading file: tesseract.exe.gz System.Net.WebException: The remote server returned an error: (407) Proxy Authentication Required.
   at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   at System.Net.WebClient.GetWebResponse(WebRequest request, IAsyncResult result)
   at System.Net.WebClient.DownloadBitsResponseCallback(IAsyncResult result)

Solution: add defaultProxy useDefaultCredentials="true" to NAPS2.exe.config (source)

[T S]

Working NAPS2.exe.config file in attachment