Has anyone got any ideas what has changed?
It has been working fine up until recently.
Log Name: Application
Source: ASP.NET 4.0.30319.0
Date: 11/08/2021 10:11:41
Event ID: 1309
Task Category: Web Event
Level: Warning
Keywords: Classic
User: N/A
Computer: webserver.domain,suffix
Description:
Event code: 3005
Event message: An unhandled exception has occurred.
Event time: 11/08/2021 10:11:41
Event time (UTC): 11/08/2021 09:11:41
Event ID: 4ceefb27e91748a686af015f9a1dc669
Event sequence: 36121
Event occurrence: 3
Event detail code: 0
Application information:
Application domain: /LM/W3SVC/34/ROOT-1-132731287805446849
Trust level: Full
Application Virtual Path: /
Application Path: E:\Websites\www\blog.domain,suffix\
Machine name: webserver
Process information:
Process ID: 3380
Process name: w3wp.exe
Account name: IIS APPPOOL\domain.suffix
Exception information:
Exception type: ArgumentNullException
Exception message: Value cannot be null.
Parameter name: Challenge
at Recaptcha.RecaptchaValidator.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaValidator.cs:line 110
at App_Code.Controls.RecaptchaControl.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaControl.cs:line 468
at contact.btnSend_Click(Object sender, EventArgs e) in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\contact.aspx.cs:line 78
at System.Web.UI.WebControls.Button.OnClick(EventArgs e)
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
Request information:
https://blog.domain,suffix:443/contact.aspx Request path: /contact.aspx
User host address: x.x.x.x
User:
Is authenticated: False
Authentication Type: BlogEngine.NET Custom Identity
Thread account name: IIS APPPOOL\domain.suffix
Thread information:
Thread ID: 51
Thread account name: IIS APPPOOL\domain.suffix
Is impersonating: False
Stack trace: at Recaptcha.RecaptchaValidator.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaValidator.cs:line 110
at App_Code.Controls.RecaptchaControl.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaControl.cs:line 468
at contact.btnSend_Click(Object sender, EventArgs e) in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\contact.aspx.cs:line 78
at System.Web.UI.WebControls.Button.OnClick(EventArgs e)
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
Custom event details:
Event Xml:
1309
3
3
0x80000000000000
2574460
Application
webserver.domain,suffix
3005
An unhandled exception has occurred.
11/08/2021 10:11:41
11/08/2021 09:11:41
4ceefb27e91748a686af015f9a1dc669
36121
3
0
/LM/W3SVC/34/ROOT-1-132731287805446849
Full
/
E:\Websites\www\blog.domain,suffix\
webserver
3380
w3wp.exe
IIS APPPOOL\domain.suffix
ArgumentNullException
Value cannot be null.
Parameter name: Challenge
at Recaptcha.RecaptchaValidator.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaValidator.cs:line 110
at App_Code.Controls.RecaptchaControl.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaControl.cs:line 468
at contact.btnSend_Click(Object sender, EventArgs e) in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\contact.aspx.cs:line 78
at System.Web.UI.WebControls.Button.OnClick(EventArgs e)
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
https://blog.domain,suffix:443/contact.aspx
/contact.aspx
x.x.x.x
False
BlogEngine.NET Custom Identity
IIS APPPOOL\domain.suffix
51
IIS APPPOOL\domain.suffix
False
at Recaptcha.RecaptchaValidator.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaValidator.cs:line 110
at App_Code.Controls.RecaptchaControl.Validate() in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\Custom\Extensions\Recaptcha\RecaptchaControl.cs:line 468
at contact.btnSend_Click(Object sender, EventArgs e) in C:\rtur\src\github\BlogEngine.NET\BlogEngine\BlogEngine.NET\contact.aspx.cs:line 78
at System.Web.UI.WebControls.Button.OnClick(EventArgs e)
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
