I have, on two ocasions recently experienced that the backend of my Umbraco (4.0.2.1) has crashed. The site seems to work ok.
I get this YSOD when trying to login to the backend:
Server Error in '/' Application.
Object reference not set to an instance of an object.
Description: 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.
Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.
Source Error:
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.
Stack Trace:
[NullReferenceException: Object reference not set to an instance of an object.] umbraco.BusinessLogic.Utils.TypeFinder.FindClassesOfType(Boolean useSeperateAppDomain) +27 umbraco.BusinessLogic.Actions.Action.RegisterIActions() +71 umbraco.BusinessLogic.Actions.Action..cctor() +150
[TypeInitializationException: The type initializer for 'umbraco.BusinessLogic.Actions.Action' threw an exception.] umbraco.BusinessLogic.Actions.Action.GetJavaScriptFileReferences() +0 umbraco.cms.presentation._umbraco.RenderActionJS() +47 umbraco.cms.presentation._umbraco.Page_Load(Object sender, EventArgs e) +1050 System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35 System.Web.UI.Control.OnLoad(EventArgs e) +99 umbraco.BasePages.BasePage.OnLoad(EventArgs e) +15 System.Web.UI.Control.LoadRecursive() +50 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627
Version Information: Microsoft .NET Framework Version:2.0.50727.4200; ASP.NET Version:2.0.50727.4016
If i restart the web service on the server everything works ok again.
The site is running on a Windows 2008 server with service pack 2 installed.
Does anybody know what is happening and how i can fix it ?
Backend crashing
Hi all.
I have, on two ocasions recently experienced that the backend of my Umbraco (4.0.2.1) has crashed. The site seems to work ok.
I get this YSOD when trying to login to the backend:
Server Error in '/' Application.
Object reference not set to an instance of an object.
Description: 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.Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.
Source Error:
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.Stack Trace:
Version Information: Microsoft .NET Framework Version:2.0.50727.4200; ASP.NET Version:2.0.50727.4016
If i restart the web service on the server everything works ok again.
The site is running on a Windows 2008 server with service pack 2 installed.
Does anybody know what is happening and how i can fix it ?
Mikael
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