[Repost] 400 Bad Request when posting json data to server

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<html>
    <head>
        <title>The length of the query string for this request exceeds the configured maxQueryStringLength value.</title>
        <style>
         body {font-family:"Verdana";font-weight:normal;font-size: .7em;color:black;}
         p {font-family:"Verdana";font-weight:normal;color:black;margin-top: -5px}
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         H1 { font-family:"Verdana";font-weight:normal;font-size:18pt;color:red }
         H2 { font-family:"Verdana";font-weight:normal;font-size:14pt;color:maroon }
         pre {font-family:"Lucida Console";font-size: .9em}
         .marker {font-weight: bold; color: black;text-decoration: none;}
         .version {color: gray;}
         .error {margin-bottom: 10px;}
         .expandable { text-decoration:underline; font-weight:bold; color:navy; cursor:hand; }
        </style>
    </head>

    <body bgcolor="white">

            <span><H1>Server Error in '/' Application.<hr width=100% size=1 color=silver></H1>

            <h2> <i>The length of the query string for this request exceeds the configured maxQueryStringLength value.</i> </h2></span>

            <font face="Arial, Helvetica, Geneva, SunSans-Regular, sans-serif ">

            <b> Description: </b>An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

            <br><br>

            <b> Exception Details: </b>System.Web.HttpException: The length of the query string for this request exceeds the configured maxQueryStringLength value.<br><br>

            <b>Source Error:</b> <br><br>

            <table width=100% bgcolor="#ffffcc">
               <tr>
                  <td>
                      <code>

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.</code>

                  </td>
               </tr>
            </table>

            <br>

            <b>Stack Trace:</b> <br><br>

            <table width=100% bgcolor="#ffffcc">
               <tr>
                  <td>
                      <code><pre>

[HttpException (0x80004005): The length of the query string for this request exceeds the configured maxQueryStringLength value.]
   System.Web.HttpRequest.ValidateInputIfRequiredByConfig() +8884093
   System.Web.ValidateRequestExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +35
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean&amp; completedSynchronously) +184
</pre></code>

                  </td>
               </tr>
            </table>

            <br>

            <hr width=100% size=1 color=silver>

            <b>Version Information:</b>&nbsp;Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1

            </font>

    </body>
</html>
<!--
[HttpException]: The length of the query string for this request exceeds the configured maxQueryStringLength value.
   at System.Web.HttpRequest.ValidateInputIfRequiredByConfig()
   at System.Web.HttpApplication.ValidateRequestExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
-->

Posted 5-Jun-14 1:55am

rAZHere

Updated 5-Jun-14 2:11am

Thanks7872

v2

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ArunRajendra 5-Jun-14 8:07am

Post your code where you are sending data to server?

1 solution

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AnvilRanger · Answer 1 · 2014-06-05T02:05:00

Solution 1

You are trying to post a large amount of data. The error is pretty clear.

You need to modify the maxQueryStringLength in you web.config.

http://msdn.microsoft.com/en-us/library/e1f13641%28v=vs.100%29.aspx[^]

Posted 5-Jun-14 2:05am

AnvilRanger