Error in nopcommerce 4.1

Hi
i upgraded to 4.1 and get this error
The operation has timed out.

System.Net.WebException: The operation has timed out.
   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 FoxNetSoft.Plugin.Misc.Pagespeed.Services.MinifyOptimizationService.<>c__DisplayClass20_0.<RunAsync>b__0()

Can you send me the Url for this page with error message?
I want to validate this HTML page.

Or do you see the error message from nop TASK?

hi again
i manually ran nop task(clear cache, delete guest and ...)
everything is ok and i not get error in log

Please run manually the task for PageSpeed plugin too.

Please run manually the task for PageSpeed plugin too.