Wcf bad request 400 error. I have a SSL certificate.

Wcf bad request 400 error The call is implemented within a . 0 Issue with POST call to WCF service - 400 BAD REQUEST. We can reproduce this using SOAP UI and it seems that it is There’s many reasons you could be getting a bad request on the WCF side. Modified 10 years, 11 months ago. I am creating a WCF service application (REST) which uses an HTTP POST to send a json which contains nothing but a string, I am getting an HTTP Status Code 400 Bad Request while sending a json using a program called PostMan to test the service, the source code is given below:- I have a WCF on a windows Server 2008 R2. Use ConcurrencyMode. asked WCF:The remote server returned an error: (400) Bad Request. 0 WCF REST JSON - HTTP GET CODE 400 Bad Request. Commented Apr 16, 2020 at 23:58. wcf. @ken2k: I believe you've become "victim" of the new WCF 4 default behaviors. Provide details and share your research! But avoid . You can try to use IDispatchMessageInspector to solve cross-domain problems. The Web Service solution, which has the WCF web service in, defines the following contract: [ServiceContract] public interface IFileDownloadService { [OperationContract] FileDownloadReturnMessage DownloadFile(FileDownloadMessage request); } I get the exception "The remote server returned an unexpected response: (400) Bad Request" and i dont have any clue why. Bare, RequestFormat=WebMessageFormat. Maybe not missing parameters, but syntax the is bad. Hot Network Questions I am confused as of why I am getting a bad request 400 in code using Webclient. I see that the biggest difference between the WCF test client request and my ajax request is that I make a GET request and pass in the name of the web service method in the url while the WCF test client makes a post request and sends in the web service method name in a SOAP envelope. Thanks to Aaron Hoffman's answer in this post : Large WCF web service request failing with (400) HTTP Bad Request Adding the below diagnostics help me identify that the IIS_USER account did not have write permissions to the directory I was trying to write too. Can you please check if the body is sent properly, with all Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Since the XML format has only one root and the JSON format has only one object, only one parameter can be passed to the method. Here are the details. EDIT!! ERROR: System. can anyone guide me what is wrong in consuming / calling the When trying to create a simple service to return a simple JSON string by following several tutorials. config for my wcf: & I figured out my problem. Normaly all works until i use my own defined class array inside class. [OperationContract] [WebInvoke(Method = "POST", BodyStyle=WebMessageBodyStyle. WCF: The remote server returned an error: (400) Bad Request. I am getting The request failed with HTTP status 400: Bad Request at: ds = WcfSpend. When i consume this service with a simple MVC project inside the WCF solution, everythigs works fine. It located in the auto-generated client proxy class. Possible Duplicate: Bad Request 400 while accessing WCF Rest service (WebGet) Hi All, Let me explain what I am doing with WCF rest service. Everything else works fine to send to the WCF and the image is not that large ~90kb. The remote server returned an error: (400) Bad Request. Is there any modification required in appcelerator setting in the code for particularly android? I'm trying to fix this error, I know that there are another similar questions with the same error, but the line: request. The Signature of the service is as. Unable to Resolve Host Name of SOAP Service. It is hosted in IIS 6 and was working fine prior to the SSL requirement. " 0 The remote server returned an unexpected response: (400) Bad Request. When I call the function jqueryPost I see in the web inspector an HTTP response of 400 Bad Request. wcf; Share. Are you sending a POST request with JSON in the body? Make sure the JSON in the body is This error basically tells you that the server refuses to handle your request because it thinks that the request is not compliant with the HTTP protocol. The remote server returned an error: (400) Bad Request - uploading less 2MB file size? Ask Question Asked 12 years, 9 months ago. The remote server returned an unexpected response: (400) Bad Request. We consume the WCF service by adding service reference, there is a difference when the service is created with WebHttpBinding. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. C# WCF "System. I am developing a wcf service, to upload xml files to a storage database, for that reason i am ziping the file, saving it to a memorystream and passing it to the service with PushData(Stream as I'm trying to send a image to my WCF and when a does this I get. wcf WCF uses HTTP. May 9 2016 9:01 AM. Modified 12 years, 1 month ago. If you implement a WCF service using the default values and expect to be able to send to the server One of the root cause for this error is 'maxReceivedMessageSize' attribute value. For WCF REST style bindings, you need to make sure the IIS can support larger transfers - by default, the IIS max message size to higher values than it is by default. I'm developing on Win 7 Pro with Windows Communication Foundation HTTP Activation installed as well as Windows Communi Self-hosted WCF 4. @zakihk Welcome to the Community . WCF REST POST JSON - The remote server returned an error: (400) Bad Request. Problem with POST request to RESTful WCF Service. config. ProtocolException: The remote server returned an unexpected response: (405) Method Not Allowed. 5 with C# in visual studio 2008. Do not use Global files to solve cross-domain problems. FileData { FileName = myFile. I know that this question has been asked many times be other user. Tracing in Service. I have tried to increase the size limit but that is not working I am trying to upload file using wcf service. With IE, the http URL working fine (I get my data) but with Https I have a 400 Bad Request. I found a lot of threads on this but nothing that help me. To get that information, you have to enable logging in DotNetOpenAuth. The web. When I run it using the built in development web server, I am able to view the results of the various methods by browsing to the URL Cannot say what the problem is but here is some info to help you find the problem. I get stuck on two different machines with a HTTP Statuscode 400 bad request. I have written a WCF web service using C# and Visual Studio 2008. WaitForReply(TimeSpan timeout) +54 Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I am using ASP. Add a comment | 0 (400) Bad Request, WCF. You're probably not setting HTTP headers exactly as the service is expecting them, or in the order it's expecting them. When I use the Visual Studio WCFTestClient it the GetVersion() Method (which just returns a string) works fine. HttpChannelRequest. (Added on 7/1) Firstly, use WebGet for GET requests. Server side function [WebInvoke(Method = "POST", RequestFormat = WCF REST POST XML - The remote server returned an error: (400) Bad Request 4 WCF service returns HTTP 400, but only when Content-Type is set to "text/xml" or "text/json" The remote server returned an error: (400) Bad Request. Below is my service Web. I created a simple WCF RESTful web service. ProtocolException: The remote server returned an unexpected response: (400) Bad Request. I have tried a lot but result is frustrating. tried with below web. This is my image code: pu We are supposed to add [WebGet]/[WebInvoke] to the auto-generated operation of the interface so that it maintains consistency of binding between server and client. When I call http://localhost/TestService. Json, Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Hot Network Questions So to address the 400 bad request errors, we must be mindful of how big the message content can be, and the message size should be bigger than the content size. Since our customer's are going to consume this web service, It would be preferable if they did not need to hack up a configuration file for our service to work Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Is there a simple way to instead, throw back a HTTP 400 Bad Request response (and This is caused by CORS. net development server in visual studio. Following is the Soap message I am using: Thanks for the response. Not sure how to get the POST request to work. Posting an object via REST XML in C# WCF returns 400 Bad request. Setting 'Copy Local' to true in Visual Studio will do this for you. Json)] string Start(); Definition, public String Start() Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. 1 400 BAD_REQUEST. Example tutorials First of all, the webHttpBinding (REST-style) does not use any of those settings - those are only for SOAP-based bindings like wsHttpBinding or basicHttpBinding. wcf A bit of background. For REST, you have to use webHttpBinding. I have solved my question my adding the custom WebContentTypeMapper. I am just wondering if this is my web config file. I am using a REST-based approach. 6. At the WS end the DateTime value was throwing some parsing errors when The WS container in our case (IIS and WCF) trying to pass the DateTime field to the application was failing in doing the conversion. When I increase the data to a bigger size, I get following error: The remote server returned an unexpected response: (400) Bad Request. cs: My issue is that every time I make a GET from the WCF service, I get a Http 400 bad request response - but when I run the WCF test client, it works fine. NET MVC website running in IIS 7 Integrated mode. 3 WCF WebInvoke Method POST. ContentType = "text/xml; charset=utf-8" Ask Question Asked 11 years, 6 months ago. I have created a sample wcf application and just run it on asp. if its rest GET api just paste the url on browser and check is it working fine ? If yes mean you have a problem in client application You must set maxReceivedMessageSize and readerQuotas (if needed) on the service when posting data from client. WebException: The remote server returned an error: (400) Bad Request, because the request was passing a string instead of a int – neildt Commented Apr 7, 2014 at 13:30 WCF REST POST XML - The remote server returned an error: (400) Bad Request. I am getting this exception when trying to access a wcf web service. I created a simple C# WCF service that returns a string with html code. The remote server returned an error: (400) Bad Request while consuming a WCF Service 1 The remote server returned an unexpected response: (400) Bad Request, WCF The remote server returned an error: (400) Bad Request while consuming a WCF Service 1 The remote server returned an unexpected response: (400) Bad Request, WCF It calls first WCF service and takes the result but for the second WCF service it gives 400 bad request. ContentLength = 0; it doesn't fix my exception. I searched the web and applied the configuration values provided, but none of them helped me to resolve the issue. Contract: public inter I'm trying to send a POST request to a simple WCF service I wrote, but I keep getting a 400 Bad Request. Issue with POST call to WCF service - 400 BAD REQUEST. I have a simple WCF POST that posts a simple XML to the service. My config file (which VS generated automatically) is: I am trying to get a response from WebApi application running on my localhost. Everything works fine on my first computer. I have another computer where I installed the same OS, same VS, same SQL Server Express, Same IIS, As of this time, the latest draft of the HTTPbis specification, which is intended to replace and make RFC 2616 obsolete, states:. IMyService" behaviorConfiguration="MyRestBehavior" /> Don't know if this will help you, but I've had a similar problem. WCF JSON POST request, single string parameter not binding and returning 400. getting Bad Request in post WCF service consuming. The remote server My WCF client works OK with WCF server except when making a call to the server trying to pass array of custom objects. 5 WsHttpBinding -> 400 Bad Response 1 BasicHttpBinding fails when sharing endpoint with WsHttpBinding - The server certificate is not provided Inner Exception WebException: The remote server returned an error: (400) Bad Request. But, when I am sending a "SOAP/XML-RPC Request" in Jmeter to the same servie, I am receiving the Response Code - 400 - Bad Request. This comes with a caveat though as setting this value too high on production code could increase your . Here are my sample coding : Create new class to allow receive the data as RAW type I am working on wcf from 7 days. When I run this in fiddler, I also get Bad Request. I have a VS2010 MVC3 solution calling 2 WCF services. Viewed 12k times 2 . In fact, if you changed a service contract to something like: I'm trying to use "POST" Methods in WCF but I can't use it, the only thing that I can use in my WCF service is "GET" Methods but the issues start when I try to use "POST" Methods sending Objects: Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Here the WCF Test Client, calling service method: I found a solution on Stackoverlow. (Have already tried solution like setting maxReceivedMessageSize and others mentioned online) Scenario : All the 400 errors are due to the request being bad. HttpClient POST to WCF returns 400 Bad Request. I'm trying to send JSON data to the service. The request however may be i am trying to consume a WCF service and i am getting status code 400 (Bad Request) in httpclient response. 1. 0 hosting inside WebServiceHost. I am naive to WCF. Windows Hosted WCF Service Returns 400 Bad Request Invalid Hostname To JAVA Client. [OperationContract(Name = "CustomerBillingDetail")] I have a WCF Service self-hosted which exposes a Web POST method with the following signature: [ServiceContract] public interface IPublisherService { [OperationContract] [WebInvoke(UriTemplate = "Send", Method = "POST")] void SendMessage(string message); } I am consuming a WCF service and receiving the error message "The remote server returned an error: (400) Bad Request. config file: but still its not working (http 400 bad request) WCF Service returns (400) Bad Request Oscar Garcia @ozkary So to address the 400 bad request errors, we must be mindful of how big the message content can be, and the message size should be bigger than the content size. But still, if you are going to use POST, then here is the proper method to use it in WCF. Analyzing the trace This solution provides some help in addressing the 400 Bad Request error. Your client configuration has modified maxReceivedMessageSize which works for getting data from service but when you send large amount of data to the service you must modify its configuration as well. But is working fine and got response in visual studio by adding service reference. 2. I have this interface: [ServiceContract] public interface ILocationService { [OperationContract] bool RegisterForNotification(string name, string uri); [ I am trying to self host a WCF services and calling the services via javascript. I tried throw new FaultException("!") but this does not work for me (still get a 400). What could cause this? Service contract: Resolving Bad Request 400 Errors 1. NET Core microservice and is as follows: I created a simple function [OperationContract] [WebInvoke(Method = "POST", ResponseFormat = WebMessageFormat. NET 4. config look fine - but maybe i dont see the problem I'm having a problem with a self-host WCF REST service. Related questions. 4 C# WCF "System. Once I went through your set up and changed it back to HttpClient I realised I'd not got the right ContentType. Here are a few things to make sure of: Make sure your log4net is bin deployed (copied to the bin directory where your program resides. Hot Network Questions I did all correct setting on the service, but still get the same stupid 400 Bad Request when I try to PUT a large amount JSON data to my WCF REST service. When I attem Here I am setting the default basicHttpBinding binding to accept messages up to 256KB in size. Why is that a wcf rest service cannot serialize a byte[] property, but if I use a string one instead and Convert. Hot Network Questions Convergence to a Lipschitz function Why does one have to avoid hard braking, full-throttle starts and rapid acceleration with a new scooter? I can load the WSDL in the browser by navigating to the service. Something like: The call by itself doesn't seem to have any problems - you should try to enable tracing to see why WCF is considering the incoming request to be bad. I can get it from thr browser and I can get it from another web app. The WCF service is in a separate DLL. C# 4. wcf Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The remote server returned an error: (400) Bad Request while consuming a WCF Service 1 The remote server returned an unexpected response: (400) Bad Request, WCF I have a WCF service hosted under IIS, behind a load balancer. . below the web. RegisterSupplier("blah", new SpendWcfRef. I am using vs 2015. The 400 (Bad Request) status code indicates that the server cannot or will not process the request because the received syntax is invalid, nonsensical, or exceeds some limitation on what the server is willing to process. If you encounter the bad requet 400 messgae you think of request headers and ignore the body. auto-generated while creating applicaiton and getting 400 bad request. Read access to the web service is working fine, but whenever I try to POST to the web se Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Wow, So captain obvious finally showed up. When I try to issue a GET via browser or Fiddler, I get a 400 Bad Request. that somewhere, however, I still get a 400 via code, and probably related, i get a blank screen on chrome and IE - no errors but no results, but WCF test client is still working I recently needed to change my REST WCF service to use SSL. – jdweng. Enable WCF tracing to capture detailed information about the request and response messages. Service code public Methods of WCF REST Service are working with C# WCFClient against Production-Server. Hot Network Questions Animated TV show with a boy who was chosen to bond to a fire element partner and competed with other people Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Your route configuration is incorrect. Viewed 3k times 0 . As you said it was working fine before you host it on IIS. So, here’s what I was attempting to do. [WebException: The remote server returned an error: (400) Bad Request. I've worked with ASMX and PageMethods, but no WCF so far. The remote server returned an error: (400) Bad Request while consuming a WCF Service 1 The remote server returned an unexpected response: (400) Bad Request, WCF Solved it myself - by starting with the files from a tutorial, getting those to work, and then step-by-step making changes, till I have my required result. They are getting 400 (bad request). basicHttpBinding is for SOAP based communication. So I assume that the key to the solution is in configuration files. ToBase64String(bytes) everything goes well? EDIT 1 [OperationContract] [WebInvoke(Method = "POST", BodyStyle = WebMessageBodyStyle. " 0. The Service and the wsdl are ok from browser access on production System. " I have written a WCF REST Service as follows namespace UserService { // TODO: Modify the service behavior settings (instancing, concurrency etc) based on the service's requirements. HttpWebRequest. WebException: The remote server returned an error: (405) Method Not Allowed. 9. ---> System. Use GET instead. When you get a 400 BadRequest, there's always more information. Multiple if your service implementation // is thread-safe. When you do "Add Service Reference" there is a http get Call that goes to the service. In order to access your service in a RESTful way you need to have your binding as webHttpBinding where as in your config you are using basicHttpBinding Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. 400 Bad request - REST JSON c#. I created one Wcf Service. It appears that FaultException should be used for SOAP-based services, which mine is not. svc/GetColors, I get a Http (400) Bad Request. GetResponse() +5314029 System. Follow edited May 29, 2012 at 9:32. When I call my service with small data say 4K or 5K bytes then request get processed easily but while trying to upload large size it gave me following errors. Your method does not have parameter named id, but you are still defining it in your route configuration. WCF If a request contains a property with an incorrect data type (i. I was using jMeter and when accessing my instance over AWS load balancer I would always get: HTTP/1. It resolves the bad request problem. WCF:The remote server returned an error: (400) Bad Request. I'm struggling with this for 3 weeks already and found no answer. WCF:The remote server returned an error: (400) Bad Request Hot Network Questions In lme, should the observations only before/after an intervention be excluded in mixed, interrupted time series model? 400 bad request refers that the request send does not respect the HTTP protocol and is not well formed. WCF rest service with XML or JSon request gives 400 bad request. WebException: The remote server returned an error: (400) Bad Request. Channels. Enable Tracing. Note: I have set quota values, maxBufferSize etc to higher values in both service and client config. This immediately fixed the problem. Asking for help, clarification, or responding to other answers. config thinking that it would read its config from there. I had the configuration settings in the web. 1 400 Bad Request[\r][\n] and not even hitting to the debug point. Since both are valid JSON, I though any JSON string would work, so I did this but I got a 400 Bad Request error: Issue with POST call to WCF service - 400 BAD REQUEST. I am calling the GetData() method i. When I used tracing in service (based on How to turn on WCF tracing? The remote server returned an error" (400) Bad Request. Now I get 400 Bad Request error, whatever I change ( Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. When the array is 100 items it works fine, but when number of items is 300 the server throws exception Bad Request (400). Here's my code and config: IDNNService interface Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. I am hosting my WCF service in a MVC app. Json, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Thanks for posting this question - I was getting 400 errors from the new HttpClient and had no idea how to work out what I was doing wrong. 4. First of all, it is not recommended to use POST if your Service is just returning data. A string in an integer property) the value comes through as null after being serialized. – http 400 bad request. ] System. There is no problem in the Web service. Change your service endpoint to this: <endpoint address="" binding="webHttpBinding" contract="Contracts. 400 bad request sending xml payload to WCF REST service. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company C# WCF "System. There are several reasons you may experience such an error One behavior of WCF is that if a request from a client causes a fatal exception to occour in the WS container the IIS will register this client on a block list and will not forward the request from this client to application until an we sometimes receive Http 400 bad request resultcodes when posting a large file (10mb) to a WCF service hosted in IIS 6. I need to host a WCF Data service as part of a legacy ASP. For some reason all I was getting back from the service was an HTTP 400 – Bad Request response when attempting to make a POST to a url. I tried a similar code as the one you have (see below) and it worked just fine. The 'bad request' (with As the title indicates I have a WCF Service hosted in a Windows service. You might be hitting one of them. 0 service hosted on IIS 7, windows 2008 server. Another thing to note is that when using the basicHttp binding, the default TransferMode is set to buffered. I have created a wcf Service. " (400) Bad Request. sys has system wide settings to handle various restrictions around URL. ServiceModel. I have a WCF service which works great when small data has to be transferred over the wire. Is there anyone to help me out. With this I am getting bad request 400 instead of xml. This is the exception detail from the response: This is service we are exposed to external clients and I used SoapUI to debug the service and I am getting the exception HTTP/1. I am unable to figure out why I'm getting the 400 bad request e I'm trying to Post an object to a WCF Service using REST with XML, but I keep getting the "error: (400) Bad Request" thrown. When I invoke the service through the wcf test client, it works fine though. Net. But the request body may also cause this bad request problem. DownloadData but not in chrome. wcf I have this WCF Service: IService. Secondly, get the service working without a service contract interface, then when its working, move the contract into an interface. If WCF 4 cannot find a configuration for a service (because it's not there, or the service name is misspelled), it will just use some system defaults - like HTTP as the protocol and a We need to understand how it works, there were quite a few conditions: We were passing a datetime value in JSON. My WCF service code: IPhoneBookService. 0 WCF Rest JSON service 400 bad request. They are also working in Dev-Environment on localhost. 0. @marc_s - The majority of this client configuration was just auto-generated by the "Add Service Reference" feature in Visual Studio. Since this problem occurs with the initial application as generated by Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company By editing the regestry it solved my problem of the bad Request 400, but stil doesn't work for me until i added, <httpRuntime maxUrlLength="6144" relaxedUrlToFileSystemMapping="true" /> for note i tryed to add this configuration before editing my regestry but it didn't work so i guess after editing the Regestry and with this config i set it up Inner Exception: {"The remote server returned an error: (400) Bad Request. " when consuming via WebClient public class I'm getting a 400 Bad Request response when trying to make a request to an endpoint of a locally iis hosted WCF service using HttpClient. Bad Request 400; File not found 404 13 as seen in IIS 7 logs I am using WCF . WCF rest service with The remote server returned an error: (400) Bad Request while consuming a WCF Service 1 The remote server returned an unexpected response: (400) Bad Request, WCF This is a very useful solution. Please any one help me how i get proper response. In order to fix the issue change your Residents route like this: I began using WCF last night to setup a simple client server that will allow me to send game information to the client at the beginning of a session. File upload in WCF Service (413) Request Entity Too Large. Try to enable Tracing on your service to see why you are getting a 400 BadRequest. While running the application I am getting the following error: Exception found!System. The file succeed to upload when it is 2KB or lower in size. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog The first post I’ll share is a scenario of a problem I was having with communicating with a RESTful WCF service. The maxReceivedMessageSize attribute needs to be present on both sides of the service I was recently debugging an issue with a WCF service I had written, where it appeared that POSTing data to the service returned a HTTP 400 Bad Request error. CPK_2011. ToString(), BufferData = file, HTTP/1. I followed the microsoft tutorial on WCF and u Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. But my problem is whenever it is integrated in android/windows, those people are not getting response. Basically the 400 Bad Request response code is returned when there’s some syntax issue while passing the body. I have a SSL certificate. e. I know there are a lot of posts on this site concerning the same problem, but I can't seem to find a solution. Please help. "} Complete wsdl and schema is listed at the end. Here's how I'd debug it: Interesting Issue found when using WCF Data Service Client Library to query data from a WCF Data Service 1 Inner query inside Wcf Services query throws 'NotSupportedException' The large data transfer issue with wcf: I have wcf 4. HTTP. It works when I pass the request data via Json but not xml (400 bad request). SSL is offloaded at the LB and then the service is called in plain HTTP. NET 3. Wrapped, RequestFormat = WebMessageFormat. 1 400 Bad Request I'm at a loss here, I've tried several different formats on the JSON body to no avail. sys to handle HTTP traffic. cs: public interface IService { [OperationContract] [WebInvoke(Method = "POST", UriTemplate = "/PostComments", BodyStyle Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company After some changes in code and going through loads of links I was able to write the following code to call WCF service method with SOAP message. Tracing is reporting an inner exception of XmlException "The body of the message cannot be read because it is empty. FileName. I got the REST endpoint of the service working but I can't s On SO exists several questions about WCF Services and 400 Bad Request errors, but all of them seem application specific and no solution for this case. oitz onnnnky lqi edhaa sggqt dcswq sfbraav hkrfmnsp gebbsug cxkqc