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Exception message: Exception of type 'System.Web.HttpUnhandledException' was thrown. RRS feed

  • Question

  •    Exception type: HttpUnhandledException 
        Exception message: Exception of type 'System.Web.HttpUnhandledException' was thrown.
       at System.Web.UI.Page.HandleError(Exception e)
       at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
       at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
       at System.Web.UI.Page.ProcessRequest()
       at System.Web.UI.Page.ProcessRequest(HttpContext context)
       at ASP.defaultwsdlhelpgenerator_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\myapp\258e574f\eb7befb0\App_Web_defaultwsdlhelpgenerator.aspx.cdcab7d2.rbk7zi7b.0.cs:line 0
       at System.Web.Services.Protocols.DocumentationServerProtocol.WriteReturns(Object[] returnValues, Stream outputStream)
    The global attribute 'http://www.w3.org/XML/1998/namespace:lang' has already been declared.
       at System.Xml.Schema.XmlSchemaSet.InternalValidationCallback(Object sender, ValidationEventArgs e)
       at System.Xml.Schema.Compiler.Prepare(XmlSchema schema, Boolean cleanup)
       at System.Xml.Schema.XmlSchemaSet.Compile()
       at System.Xml.Serialization.XmlSchemas.Compile(ValidationEventHandler handler, Boolean fullCompile)
       at System.Web.Services.Description.SchemaCompiler.Compile(XmlSchemas schemas)
       at System.Web.Services.Description.WebServicesInteroperability.AnalyzeDescription(ServiceDescriptionCollection descriptions, BasicProfileViolationCollection violations)
       at System.Web.Services.Description.WebServicesInteroperability.CheckConformance(WsiProfiles claims, ServiceDescriptionCollection descriptions, BasicProfileViolationCollection violations)
       at ASP.defaultwsdlhelpgenerator_aspx.Page_Load(Object sender, EventArgs e) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config\DefaultWsdlHelpGenerator.aspx:line 1439
       at System.Web.UI.Control.OnLoad(EventArgs e)
       at System.Web.UI.Control.LoadRecursive()
       at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)


    Request information: 
        Request URL: http://10.12.79.83:81/myapp/CustomerProfileSvc.asmx 
        Request path: /MyApp/CustomerProfileSvc.asmx 
        User host address: 10.1.32.103 
        User:  
        Is authenticated: False 
        Authentication Type:  
        Thread account name: domain\user 

    Thread information: 
        Thread ID: 17 
        Thread account name: domain\user 
        Is impersonating: False 
        Stack trace:    at System.Web.UI.Page.HandleError(Exception e)
       at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
       at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
       at System.Web.UI.Page.ProcessRequest()
       at System.Web.UI.Page.ProcessRequest(HttpContext context)
       at ASP.defaultwsdlhelpgenerator_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files\myapp\258e574f\eb7befb0\App_Web_defaultwsdlhelpgenerator.aspx.cdcab7d2.rbk7zi7b.0.cs:line 0
       at System.Web.Services.Protocols.DocumentationServerProtocol.WriteReturns(Object[] returnValues, Stream outputStream)

    getting the above error in the application log of eventviewer. not able to figure out where is this included twice.

    The global attribute 'http://www.w3.org/XML/1998/namespace:lang' has already been declared.

    i have googled through several articles but could not fix

    searched the code base but dint find this url.


        


    • Edited by Ar2018 Tuesday, August 14, 2018 11:59 PM
    Tuesday, August 14, 2018 3:57 PM

All replies

  • Hi Ar2018,

    Thanks for posting here.

    What's the type of your application? Did you encounter issue related to Linq to Sql?

    For your issue, here is a similar thread for your reference.

    Exception of type 'System.Web.HttpUnhandledException' was thrown.

    Best Regards,

    Charles


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    Friday, August 17, 2018 4:03 AM