Exception of type 'System.ArgumentException' was thrown. Parameter name: name

System.ArgumentException: Exception of type 'System.ArgumentException' was thrown. Parameter name: name

System.ArgumentException: Exception of type 'System.ArgumentException' was thrown.
Parameter name: name
   at Elmah.JsonTextWriter.Member(String name)
   at Elmah.ErrorJson.Member(JsonTextWriter writer, String name, NameValueCollection collection)
   at Elmah.ErrorJson.Encode(Error error, JsonTextWriter writer)
   at Elmah.ErrorJson.EncodeEnclosed(Error error, JsonTextWriter writer)
   at Elmah.ErrorJson.Encode(Error error, TextWriter writer)
   at Elmah.ErrorJsonHandler.ProcessRequest(HttpContext context)
   at Elmah.Mvc.ElmahResult.ExecuteResult(ControllerContext context)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionResult(ControllerContext controllerContext, ActionResult actionResult)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult)
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass21.<>c__DisplayClass2b.<BeginInvokeAction>b__1c()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`1.CallEndDelegate(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult)
   at System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End()
   at System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult)
   at System.Web.Mvc.Controller.<BeginExecute>b__15(IAsyncResult asyncResult, Controller controller)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End()
   at System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult)
   at System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute(IAsyncResult asyncResult)
   at System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End()
   at System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult)
   at System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.<>c__DisplayClass285_0.<ExecuteStepImpl>b__0()
   at System.Web.HttpApplication.StepInvoker.Invoke(Action executionStep)
   at System.Web.HttpApplication.StepInvoker.<>c__DisplayClass4_0.<Invoke>b__0()
   at Microsoft.AspNet.TelemetryCorrelation.TelemetryCorrelationHttpModule.OnExecuteRequestStep(HttpContextBase context, Action step)
   at System.Web.HttpApplication.<>c__DisplayClass284_0.<OnExecuteRequestStep>b__0(Action nextStepAction)
   at System.Web.HttpApplication.StepInvoker.Invoke(Action executionStep)
   at System.Web.HttpApplication.StepInvoker.<>c__DisplayClass4_0.<Invoke>b__0()
   at Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule.OnExecuteRequestStep(HttpContextBase context, Action step) in /_/WEB/Src/Web/Web/ApplicationInsightsHttpModule.cs:line 164
   at System.Web.HttpApplication.<>c__DisplayClass284_0.<OnExecuteRequestStep>b__0(Action nextStepAction)
   at System.Web.HttpApplication.StepInvoker.Invoke(Action executionStep)
   at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

Logged on Thursday, September 10, 2026 at 4:54:57 AM

See also:

Server Variables

NameValue
ALL_HTTPHTTP_ACCEPT:*/* HTTP_ACCEPT_ENCODING:gzip, br, zstd, deflate HTTP_HOST:sim-cms-webapi.azurewebsites.net HTTP_MAX_FORWARDS:10 HTTP_USER_AGENT:Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com) HTTP_X_ARR_LOG_ID:e577ccb5-50d6-46ed-a2f0-1bc9876255a5 HTTP_CLIENT_IP:216.73.217.111:34149 HTTP_DISGUISED_HOST:sim-cms-webapi.azurewebsites.net HTTP_X_SITE_DEPLOYMENT_ID:sim-cms-webapi HTTP_WAS_DEFAULT_HOSTNAME:sim-cms-webapi.azurewebsites.net HTTP_X_FORWARDED_PROTO:https HTTP_X_APPSERVICE_PROTO:https HTTP_X_ARR_SSL:2048|256|CN=Microsoft TLS G2 RSA CA OCSP 16, O=Microsoft Corporation, C=US|CN=*.azurewebsites.net, O=Microsoft Corporation, L=Redmond, S=WA, C=US HTTP_X_FORWARDED_TLSVERSION:1.3 HTTP_X_FORWARDED_FOR:216.73.217.111:34149 HTTP_X_ORIGINAL_URL:/Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806 HTTP_X_WAWS_UNENCODED_URL:/Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806
ALL_RAWAccept: */* Accept-Encoding: gzip, br, zstd, deflate Host: sim-cms-webapi.azurewebsites.net Max-Forwards: 10 User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com) X-ARR-LOG-ID: e577ccb5-50d6-46ed-a2f0-1bc9876255a5 CLIENT-IP: 216.73.217.111:34149 DISGUISED-HOST: sim-cms-webapi.azurewebsites.net X-SITE-DEPLOYMENT-ID: sim-cms-webapi WAS-DEFAULT-HOSTNAME: sim-cms-webapi.azurewebsites.net X-Forwarded-Proto: https X-AppService-Proto: https X-ARR-SSL: 2048|256|CN=Microsoft TLS G2 RSA CA OCSP 16, O=Microsoft Corporation, C=US|CN=*.azurewebsites.net, O=Microsoft Corporation, L=Redmond, S=WA, C=US X-Forwarded-TlsVersion: 1.3 X-Forwarded-For: 216.73.217.111:34149 X-Original-URL: /Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806 X-WAWS-Unencoded-URL: /Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806
APPL_MD_PATH/LM/W3SVC/1668833352/ROOT
APPL_PHYSICAL_PATHC:\home\site\wwwroot\
AUTH_PASSWORD*****
AUTH_TYPE
AUTH_USER
CERT_COOKIE
CERT_FLAGS
CERT_ISSUER
CERT_KEYSIZE256
CERT_SECRETKEYSIZE2048
CERT_SERIALNUMBER
CERT_SERVER_ISSUERCN=Microsoft TLS G2 RSA CA OCSP 16, O=Microsoft Corporation, C=US
CERT_SERVER_SUBJECTCN=*.azurewebsites.net, O=Microsoft Corporation, L=Redmond, S=WA, C=US
CERT_SUBJECT
CONTENT_LENGTH0
CONTENT_TYPE
GATEWAY_INTERFACECGI/1.1
HTTP_ACCEPT*/*
HTTP_ACCEPT_ENCODINGgzip, br, zstd, deflate
HTTP_APPLICATIONINSIGHTS_REQUESTTRACKINGTELEMETRYMODULE_ROOTREQUEST_IDc8b867bf-4b80-4b48-82a1-bcd02c24203f
HTTP_CLIENT_IP216.73.217.111:34149
HTTP_DISGUISED_HOSTsim-cms-webapi.azurewebsites.net
HTTP_HOSTsim-cms-webapi.azurewebsites.net
HTTP_MAX_FORWARDS10
HTTP_USER_AGENTMozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
HTTP_WAS_DEFAULT_HOSTNAMEsim-cms-webapi.azurewebsites.net
HTTP_X_APPSERVICE_PROTOhttps
HTTP_X_ARR_LOG_IDe577ccb5-50d6-46ed-a2f0-1bc9876255a5
HTTP_X_ARR_SSL2048|256|CN=Microsoft TLS G2 RSA CA OCSP 16, O=Microsoft Corporation, C=US|CN=*.azurewebsites.net, O=Microsoft Corporation, L=Redmond, S=WA, C=US
HTTP_X_FORWARDED_FOR216.73.217.111:34149
HTTP_X_FORWARDED_PROTOhttps
HTTP_X_FORWARDED_TLSVERSION1.3
HTTP_X_ORIGINAL_URL/Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806
HTTP_X_SITE_DEPLOYMENT_IDsim-cms-webapi
HTTP_X_WAWS_UNENCODED_URL/Elmah/json?id=510148B1-B310-478D-BFEC-48AC934AE806
HTTPSon
HTTPS_KEYSIZE256
HTTPS_SECRETKEYSIZE2048
HTTPS_SERVER_ISSUERCN=Microsoft TLS G2 RSA CA OCSP 16, O=Microsoft Corporation, C=US
HTTPS_SERVER_SUBJECTCN=*.azurewebsites.net, O=Microsoft Corporation, L=Redmond, S=WA, C=US
INSTANCE_ID1668833352
INSTANCE_META_PATH/LM/W3SVC/1668833352
LOCAL_ADDR10.70.96.34
LOGON_USER
PATH_INFO/Elmah/.json
PATH_TRANSLATEDC:\home\site\wwwroot\Elmah
QUERY_STRINGid=510148B1-B310-478D-BFEC-48AC934AE806
REMOTE_ADDR216.73.217.111
REMOTE_HOST216.73.217.111
REMOTE_PORT34149
REMOTE_USER
REQUEST_METHODGET
SCRIPT_NAME/Elmah
SERVER_NAMEsim-cms-webapi.azurewebsites.net
SERVER_PORT443
SERVER_PORT_SECURE1
SERVER_PROTOCOLHTTP/1.1
SERVER_SOFTWAREMicrosoft-IIS/10.0
URL/Elmah