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Not the answer you're looking for? Sheesh.  Microsoft. Register Forum Web Design & Development ASP.NET The underlying connection was closed: An unexpected error occurred on a send The underlying connection was closed: An unexpected error occurred on a send I > have a library containing the calling code that is referenced in a > Windows Service and this service should wakeup when required and call > the XML-RPC service. > have a peek at these guys

Do I need to add a number prefix when I am not in the uk Why is HTTP data sent in clear text over password-protected Wifi? Installing LEMP (Linux, Nginx, MariaDB, PHP) for WordPress, with selective SSL. I've seen other posts but no clear solution System.Net.WebException: The underlying connection was closed: An unexpected error occurred on a send. Browse other questions tagged c# httpwebrequest or ask your own question.

An Unexpected Error Occurred On A Send Vmware

How to indicate you are going straight? So if you are on .Net 4.5 change your line ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; to ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; so that the ServicePointManager will create streams that support Tls12 connections. at System.Net.HttpWebRequest.CheckFinalS tatus() at System.Net.HttpWebRequest.EndGetResponse(IAsyncRes ult asyncResult) at System.Net.HttpWebRequest.GetResponse() ***********end of stack trace**************88 Much appreciated for any help! I had to enable all protocols though, to cover all cases. –Nyerguds Sep 1 at 17:27 add a comment| up vote 6 down vote In my case the site that I'm

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! Under more details I found Authentication failed because the remote party has closed the transport stream. Thanks Reply Jason Frank says: May 12, 2014 at 2:10PM You sir are a prince among men, a prince. The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Ssrs Reply prteek Saluja says: April 25, 2014 at 6:02AM one of the best answer man. 100 % correct.

Very helpful, thanks. Vsphere Client Unexpected Error Occurred On A Send Now I know my ABCs, won't you come and golf with me? {{offlineMessage}} Store Store home Devices Microsoft Surface PCs & tablets Xbox Virtual reality Accessories Windows phone Microsoft Band Software Office Windows Additional software Apps All apps Windows apps Windows phone apps The https protocol is fully handled by HttpWebRequest anyway; there is no need to go manually messing with secure tcp connection stuff. –Nyerguds Sep 1 at 17:23 Ofcourse I

Convince people not to share their password with trusted others How is "pretty" translated? The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Powershell SecurityProtocolType.Ssl3; worked for me. You could create separate AppDomain if you want ServicePointManager to have different settings. 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.

Vsphere Client Unexpected Error Occurred On A Send

Single thread and debug testing looks fine. http://stackoverflow.com/questions/24620160/wcf-client-https-the-underlying-connection-was-closed-an-unexpected-error-occu Once we changed the protocol from SSLV3 to TLS, We got a lot of errors like "The underlying connection was closed: An unexpected error occurred on a send.". An Unexpected Error Occurred On A Send Vmware ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls; Reply Alisettar says: January 26, 2016 at 8:51AM Thanks a lot. The Underlying Connection Was Closed: An Unexpected Error Occurred On A Send Theoretically, could there be different type of protons and electrons?

Another question: the close of connection is carried out by outsystems server or the server the API calls ? More about the author The underlying connection was closed: An unexpected error occurred on a send on3HttpWebRequest the underlying connection was closed0using webclient and webproxy but having the error:“The underlying connection was closed: An unexpected Intuition behind Harmonic Analysis in Analytic Number Theory Rewriting Infinite Sum Natural construction How to plot a graph from data How is a "fast jet" classified? Reply ThankYouAll says: August 27, 2016 at 10:57PM Thank you all, this helped tremendously. The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Iis

The only way to make it work again is to recycle the application pool or anything is edited in web.config. Are there communication/network issues between server 1 and server 2? ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls12; Just a note as lot of orgs are disabling TLS1.0 adding TLS12 did the magic for me - thanks again!! check my blog It should not be a data format issue since we only changed the protocol.

Reply ahroth says: July 1, 2013 at 5:35PM That's why I try to blog these things. Nuget The Underlying Connection Was Closed An Unexpected Error Occurred On A Send ClickHERE to participate the survey. Environment Information eSpaceVer: 30 (Id=4286, PubId=5381, CompiledWith=9.1.300.0) RequestUrl: XXXXXXXXXXXXXXXXX\/HomePage.aspx?_ts=1456417245861 (Method: POST) AppDomain: /LM/W3SVC/1/ROOT/BackupVRMlookup-91-131008903342359506 FilePath: d:\Outsystems\Platform Server\running\BackupVRMlookup.01915612306\HomePage.aspx Locale: en-US DateFormat: dd/MM/yyyy PID: 372 ('w3wp', Started='2/24/2016 6:41:39 PM', Priv=1113Mb, Virt=9758Mb) TID: 150 Thread

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at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) at System.Net.FixedSizeReader.ReadPacket(Byte[] buffer, Int32 offset, Int32 count) at System.Net.Security.SslState.StartReceiveBlob(Byte[] buffer, AsyncProtocolRequest asyncRequest) at System.Net.Security.SslState.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest) at System.Net.Security.SslState.ForceAuthentication(Boolean receiveFirst, Byte[] buffer, The web service is running as a windows service. This request can be a: Web service call (SOAP or REST) A request to a specific web-page Sending an email ... Webexception The Underlying Connection Was Closed An Unexpected Error Occurred On A Send Thankyou 0 votesVote for this question migrationserverkentico 6content staging Recent Answers Brenden Kehren answered on October 19, 2015 15:26 (last edited on October 20, 2015 01:37) If its a protocol issue,

Out of sheer depression, I just tried ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls | SecurityProtocolType.Ssl3; This solved it for me..even though the integration strictly only makes use of SSLv3. We did have multiple threads to call the same endpoint. Adding more info for others: SSIS WebClient errors "Authentication failed because the remote party has closed the transport stream" and "The underlying connection was closed: An unexpected error occurred on a news I have done this but no change in what happens. > > Does anyone have any idea why this could be happening and how I could > go about fixing it?

SolutionDislike(0)Like(1)Dislike(0)Like(1)Pedro DelgadoPosted on 20 AprPedro DelgadoRank: #214Posted on 20 AprSolutionHi Acácio, I'm having exactly te same error as the one reported by Chris (see below). I can make 1 + 1 = 1. Actually, your error message gives you some more details: [1] The underlying connection was closed: An unexpected error occurred on a send. [2] Authentication failed because the remote party has closed But it only works for some time [1 hour - 4 hours ]and then i get the below exception "THE UNDERLYING CONNECTION WAS CLOSED: AN UNEXPECTED ERROR OCCURRED ON A SEND"

How to book a flight if my passport doesn't state my gender? at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request) at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) at ssExternalWebservices.WRefCarweBVRRWebServiceMain.WRefCarweBVRRWebService.strB2BGetVehicleByVRM(String inWSstrUserName, Boolean inWSstrUserNameSpecified, String inWSstrPassword, Boolean inWSstrPasswordSpecified, String inWSstrClientRef, Boolean inWSstrClientRefSpecified, String inWSstrClientDescription, Boolean inWSstrClientDescriptionSpecified, String inWSstrKey1, Boolean inWSstrKey1Specified, Thanks for you comments, it saved my day. –Sameers Javed Apr 23 '15 at 13:31 1 @user3458212 you should add your comment in as an answer –icc97 Jul 7 '15 Steps to fix: Installing the latest .NET Runtime on your production servers (IIS & SQL) Installing the latest .NET Developer Pack on your development machines.

You need to accept the cert . Do you seen any SChannel errors in the event log? Acácio SolutionDislike(0)Like(0)Dislike(0)Like(0)Chris O'ReillyPosted on 26 FebChris O'ReillyRank: #3246Posted on 26 FebSolutionHelloAc√°cio, Wow, what a quick reply, thanks. If another OutSystems Platform is on the receiving end (meaning: the web call is to an OutSystems Platform) you may want to look here.

The request can be resent without any errors. more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation I also receive an error when i "Check the server availability" on the staging server when i check the target server status using https. asked 1 year ago viewed 10256 times active 1 month ago Linked 19 THE UNDERLYING CONNECTION WAS CLOSED: AN UNEXPECTED ERROR OCCURRED ON A SEND : With SSL Certificate 0 HTTPS

share|improve this answer edited Jun 19 '15 at 1:45 answered May 25 '15 at 4:38 aboy021 1,1131121 add a comment| up vote 6 down vote For me it was tls12: ServicePointManager.SecurityProtocol More specifically, it failed at InitializeSecurityContext with the error message "An unknown error happened when processing the certificate" Now I am checking whether all the certificates were installed correctly Tom Tom Found this after wasting hours to make a simple REST call work and your article did the trick!! Does the verb 'to busy' require a reflexive pronoun?

Client Binding: When was this language released? Do I need to add a number prefix when I am not in the uk How does Coruscant get food? You have just saved me HOURS of work!