String was not recognized as a valid Boolean.

System.FormatException: String was not recognized as a valid Boolean.

System.InvalidOperationException: The parameter conversion from type 'System.String' to type 'System.Boolean' failed. See the inner exception for more information. ---> System.FormatException: 1 is not a valid value for Boolean. ---> System.FormatException: String was not recognized as a valid Boolean.
   at System.Boolean.Parse(String value)
   at System.ComponentModel.BooleanConverter.ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, Object value)
   --- End of inner exception stack trace ---
   at System.ComponentModel.BooleanConverter.ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, Object value)
   at System.Web.Mvc.ValueProviderResult.ConvertSimpleType(CultureInfo culture, Object value, Type destinationType)
   --- End of inner exception stack trace ---
   at System.Web.Mvc.ValueProviderResult.ConvertSimpleType(CultureInfo culture, Object value, Type destinationType)
   at System.Web.Mvc.HtmlHelper.GetModelStateValue(String key, Type destinationType)
   at System.Web.Mvc.Html.InputExtensions.InputHelper(HtmlHelper htmlHelper, InputType inputType, ModelMetadata metadata, String name, Object value, Boolean useViewData, Boolean isChecked, Boolean setId, Boolean isExplicitValue, String format, IDictionary`2 htmlAttributes)
   at System.Web.Mvc.Html.InputExtensions.CheckBoxHelper(HtmlHelper htmlHelper, ModelMetadata metadata, String name, Nullable`1 isChecked, IDictionary`2 htmlAttributes)
   at System.Web.Mvc.Html.InputExtensions.CheckBoxFor[TModel](HtmlHelper`1 htmlHelper, Expression`1 expression, IDictionary`2 htmlAttributes)
   at ASP._Page_Views_Account_Login_cshtml.<Execute>b__9() in c:\inetpub\wwwroot\Semsark2\Views\Account\Login.cshtml:line 53
   at System.Web.WebPages.WebPageBase.<>c__DisplayClassb.<RenderSection>b__9(TextWriter tw)
   at System.Web.WebPages.WebPageBase.Write(HelperResult result)
   at ASP._Page_Views_Shared__Layout3_cshtml.Execute() in c:\inetpub\wwwroot\Semsark2\Views\Shared\_Layout3.cshtml:line 399
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy()
   at System.Web.Mvc.WebViewPage.ExecutePageHierarchy()
   at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage)
   at System.Web.WebPages.WebPageBase.<>c__DisplayClass7.<RenderPageCore>b__6(TextWriter writer)
   at System.Web.WebPages.WebPageBase.Write(HelperResult result)
   at System.Web.WebPages.WebPageBase.RenderSurrounding(String partialViewName, Action`1 body)
   at System.Web.WebPages.WebPageBase.PopContext()
   at System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context)
   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.<BeginInvokeAction>b__1e(IAsyncResult asyncResult)

Logged on Tuesday, April 14, 2026 at 9:53:20 AM

See also:

Server Variables

NameValue
ALL_HTTPHTTP_CONNECTION:keep-alive HTTP_CONTENT_LENGTH:224 HTTP_CONTENT_TYPE:application/x-www-form-urlencoded HTTP_ACCEPT_ENCODING:gzip,deflate HTTP_COOKIE:__RequestVerificationToken=Oy0rLMLzm66L0Fy8FCg1M-zBGmLSr9GA0ZRrUrJh3PoobHQ3knzDxtvC15EBqrlhg5e6MITyuWl1dzCotVx1oufUSZ2-SY47FTSOKpRFlnw1 HTTP_HOST:www.semsark.com HTTP_USER_AGENT:Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0
ALL_RAWConnection: keep-alive Content-Length: 224 Content-Type: application/x-www-form-urlencoded Accept-Encoding: gzip,deflate Cookie: __RequestVerificationToken=Oy0rLMLzm66L0Fy8FCg1M-zBGmLSr9GA0ZRrUrJh3PoobHQ3knzDxtvC15EBqrlhg5e6MITyuWl1dzCotVx1oufUSZ2-SY47FTSOKpRFlnw1 Host: www.semsark.com User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0
APPL_MD_PATH/LM/W3SVC/4/ROOT
APPL_PHYSICAL_PATHC:\inetpub\wwwroot\Semsark2\
AUTH_PASSWORD*****
AUTH_TYPE
AUTH_USER
CERT_COOKIE
CERT_FLAGS
CERT_ISSUER
CERT_KEYSIZE256
CERT_SECRETKEYSIZE2048
CERT_SERIALNUMBER
CERT_SERVER_ISSUERC=US, O=Let's Encrypt, CN=R13
CERT_SERVER_SUBJECTCN=www.semsark.com
CERT_SUBJECT
CONTENT_LENGTH224
CONTENT_TYPEapplication/x-www-form-urlencoded
GATEWAY_INTERFACECGI/1.1
HTTP_ACCEPT_ENCODINGgzip,deflate
HTTP_CONNECTIONkeep-alive
HTTP_CONTENT_LENGTH224
HTTP_CONTENT_TYPEapplication/x-www-form-urlencoded
HTTP_COOKIE__RequestVerificationToken=Oy0rLMLzm66L0Fy8FCg1M-zBGmLSr9GA0ZRrUrJh3PoobHQ3knzDxtvC15EBqrlhg5e6MITyuWl1dzCotVx1oufUSZ2-SY47FTSOKpRFlnw1
HTTP_HOSTwww.semsark.com
HTTP_USER_AGENTMozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0
HTTPSon
HTTPS_KEYSIZE256
HTTPS_SECRETKEYSIZE2048
HTTPS_SERVER_ISSUERC=US, O=Let's Encrypt, CN=R13
HTTPS_SERVER_SUBJECTCN=www.semsark.com
INSTANCE_ID4
INSTANCE_META_PATH/LM/W3SVC/4
LOCAL_ADDR172.31.24.199
LOGON_USER
PATH_INFO/Account/Login
PATH_TRANSLATEDC:\inetpub\wwwroot\Semsark2\Account\Login
QUERY_STRING
REMOTE_ADDR176.120.22.46
REMOTE_HOST176.120.22.46
REMOTE_PORT59616
REMOTE_USER
REQUEST_METHODPOST
SCRIPT_NAME/Account/Login
SERVER_NAMEwww.semsark.com
SERVER_PORT443
SERVER_PORT_SECURE1
SERVER_PROTOCOLHTTP/1.1
SERVER_SOFTWAREMicrosoft-IIS/10.0
URL/Account/Login