Email setup connection

Whenever I test a plugin that send an email, or test the email templates manually. They do not get sent.

If they get put in the queue , and the schedule run tasks gets triggered,

Log shows 2 entries

1) Error
Short message  
The remote server returned an error: (404) Not Found.
Full message  
System.Net.WebException: The remote server returned an error: (404) Not Found.
   at System.Net.HttpWebRequest.GetResponse()
   at System.Net.WebClient.GetWebResponse(WebRequest request)
   at System.Net.WebClient.DownloadBits(WebRequest request, Stream writeStream)
   at System.Net.WebClient.UploadBits(WebRequest request, Stream readStream, Byte[] buffer, Int32 chunkSize, Byte[] header, Byte[] footer)
   at System.Net.WebClient.UploadValues(Uri address, String method, NameValueCollection data)
   at Nop.Services.Tasks.TaskThread.Run() in{{Development machine file system GIT directory}}Libraries\Nop.Services\Tasks\TaskThread.cs:line 65
  
  
2) Error  Error 404. The requested page (/scheduletask/runtask) was not found  9/28/2018 7:36:44 PM
rror 404. The requested page (/scheduletask/runtask) was not found
Full message  

Customer  [email protected]

Ive seen other posts here on the subject but nothing that helps.

Running nopCommerce 4.1 on a new install.

Please help

I get the same error but with 500 internal server error.

System.Net.WebException: The remote server returned an error: (500) Internal Server Error.
   at System.Net.HttpWebRequest.GetResponse()
   at System.Net.WebClient.GetWebResponse(WebRequest request)
   at System.Net.WebClient.DownloadBits(WebRequest request, Stream writeStream)
   at System.Net.WebClient.UploadBits(WebRequest request, Stream readStream, Byte[] buffer, Int32 chunkSize, Byte[] header, Byte[] footer)
   at System.Net.WebClient.UploadValues(Uri address, String method, NameValueCollection data)
   at Nop.Services.Tasks.TaskThread.Run() in D:\home\site\repository\src\Libraries\Nop.Services\Tasks\TaskThread.cs:line 65