Category "Past Activity" Bug

[+lumbricus]

It's happening more often the last months that I can't open the past activity pages of some categories. I know about 5 or 6. Always I got this site:

 

"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.]

Groundspeak.Web.UserGroups.VoteRequest.MemberLink(String Root, QueryString QS) +110

Groundspeak.Web.UserGroups.VoteRequest.GetPastVoteRequest(Boolean IsEmail, Boolean HasPeriod, String Root, QueryString QS) +511

WM.UI.VoteResultsListControl.CreateDataSource(Int64 PageNumber, Int32 PageSize, Int64& RecordCount) +946

WM.UI.VoteResultsListControl.DisplayResults() +109

WM.UI.VoteResultsListControl.PopulateControls() +217

WM.UI.GroupPastVotes.populateControls() +351

WM.UI.GroupPastVotes.Page_Load(Object sender, EventArgs e) +15

System.EventHandler.Invoke(Object sender, EventArgs e) +0

System.Web.UI.Control.OnLoad(EventArgs e) +91

System.Web.UI.Control.LoadRecursive() +74

System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207

 

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.272"

 

Thanks,

lumbricus