E.g. I've seen other posts but no clear solution System.Net.WebException: The underlying connection was closed: An unexpected error occurred on a send. Is 8:00 AM an unreasonable time to meet with my graduate students and post-doc? Tls: Transport Layer Security (TLS) 1.0 security protocol In the next release of the framework the SecurityProtocolType enumerator got extended with the newer Tls protocols, so if your application can use his comment is here
How can this be so under documented when it is so necessary!?! What does Sauron need with mithril? In my case i used not SecurityProtocolType.Ssl3 but SecurityProtocolType.Tls12 Reply one developer says: February 8, 2016 at 8:15AM WOW, This line was very helpfull! My girlfriend has mentioned disowning her 14 y/o transgender daughter How do you account for the fact that the field points in a particular direction when the charge density is uniform? https://support.microsoft.com/en-us/kb/915599
Browse other questions tagged c# or ask your own question. Everything is working except Content Staging. Are you working behind a load balancer or in a web farm? 0 votesVote for this answer Mark as a Correct answer Please, sign in to be able to submit a Smart Array P410i with SATA SSD drives unstable How much could a time traveler earn by selling a smartphone from 2016 in 2000?
Been working for 3 hours before I found this treasure. It's mostly caused by websites using a higher SSL/TLS version than is enabled and/or supported by the used .Net framework. –Nyerguds Sep 1 at 17:25 add a comment| up vote 1 Religious supervisor wants to thank god in the acknowledgements What does 1/8 Watt power rating for resistors actually mean Unbounded operators defined only on dense subdomain of Hilbert space in QM? The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Ssrs Thread Tools Show Printable Version Email this Page… Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode Switch to Threaded Mode August 19th,03:34 PM #1 Re: The underlying connection
at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request) at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request) at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object parameters) at ssCRMApp.WRefPeopleLookup.WRefPeopleLookup.SearchByName(String search)  Unable to read data from the transport connection: An existing connection was Vsphere Client Unexpected Error Occurred On A Send up vote 2 down vote favorite I'm getting this error just on 1 server Windows Server 2003. Thank you so much! http://stackoverflow.com/questions/29886223/c-sharp-system-net-webexception-the-underlying-connection-was-closed-an-unexpe Extract latitude/longitude from an image using curl How do I delete a line only if it is at the specified line number and it matches the pattern?
Code : Public Function CreateHttpRequestJson(ByVal url) As String Try Dim result As String = String.Empty Dim httpWebRequest = DirectCast(WebRequest.Create("https://api.xxxxxxxxxxx.com/api/v3/externalsession.json"), HttpWebRequest) httpWebRequest.ContentType = "text/json" httpWebRequest.Method = "PUT" httpWebRequest.ContentType = "application/x-www-form-urlencoded" httpWebRequest.KeepAlive = The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Powershell Synchronizing 'Update document' task Can anyone suggest what might be going wrong here please? It should not be a data format issue since we only changed the protocol. Other times, you need to read the lines starting with "at" (which show the lines of code where the problem happens - the "call stack").
Thanks for this great post. This means: The base error is "connection was closed while sending information" == because == "the remote party has closed the transport stream [the connection]" By the way, this is a http? weblink Why are homeomorphisms important?
Best way to install LEMP (Linux, Nginx, mySQL, PHP) on Ubuntu Recent CommentsThankYouAll on REST calls in .NET (C#) over SSL (HTTPS)Tans on Installing SharePoint 2013 on Windows Server 2012 R2 Nuget The Underlying Connection Was Closed An Unexpected Error Occurred On A Send more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed https://support.microsoft.com/en-us/kb/915599 share|improve this answer answered Apr 27 '15 at 2:39 Dongming Yan 818 2 let us know which one of the options (A, D, E, F, O) works for you
I have been banging my head against the wall. Inner Exception: The underlying connection was closed: An unexpected error occurred on a send. Reply Rima says: December 11, 2013 at 12:21PM Hey dude, You saved my times. Webexception The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Acácio SolutionDislike(0)Like(0)Dislike(0)Like(0)Chris O'ReillyPosted on 26 FebChris O'ReillyRank: #3246Posted on 26 FebSolutionHelloAcácio, Wow, what a quick reply, thanks.
Thanks Again 0 votesVote for this answer Mark as a Correct answer Brenden Kehren answered on October 20, 2015 01:39 So have you tried the test with https vs. C# HttpWebRequest The underlying connection was closed: An unexpected error occurred on a send., [Answered]RSS 1 reply Last post Feb 24, 2015 11:17 AM by Shawn - MSFT ‹ Previous Thread|Next How much could a time traveler earn by selling a smartphone from 2016 in 2000? check over here more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed
Rosa Parks is a [symbol?] for the civil rights movement? c# httpwebrequest share|improve this question asked Sep 25 '15 at 18:22 Rob 2,325144889 add a comment| 1 Answer 1 active oldest votes up vote 9 down vote accepted In 4.0 version When was this language released? Did Morpheus not know Agent Smith before the bathroom fight?
This website has a large number of OEM components and comprehensive dashboard. Found this after wasting hours to make a simple REST call work and your article did the trick!! Why can a Gnome grapple a Goliath? The other sites loaded fine.
Thankfully I have worked out a way round it if required involving wrapping the request in a webservice and calling that webservice from my Windows Service but that way isn't nice Reply dotnetrocks says: August 14, 2016 at 6:08PM THANK YOU SO MUCH!!