When I try to sort issues by 'Issue ID' I get an exception (see below). Sorting by other columns (including 'Issue') works.

Unable to cast object of type 'System.Int32' to type 'System.Object[]'. 23/01/2009 12:39:41
 at CounterSoft.Gemini.DataProvider.xc0186e148e957052.x6940d9d755137ae5(IssuesFilterEN x24b748b5be295dcb, Int32[] xbcd492679797b57e, UserEN xfd92dbe2fa4bcb5a, ArrayList x858fc38c4382ab28)
 at CounterSoft.Gemini.Business.x95da312ae9372c2e.x6940d9d755137ae5(IssuesFilterEN x24b748b5be295dcb, ArrayList x41ed9424bcef4dac)
 at CounterSoft.Gemini.Business.x95da312ae9372c2e.xa91f976c95cc24f6(IssuesFilterEN x24b748b5be295dcb, Int32 x6085dd2d6dae9673, Int32 x870a8f396af517a1, Int32& x42a948eff01be1b6, Int32& x8c5725b36c3fef30, Int32& x93a2c901eb10cf80)
 at CounterSoft.Gemini.Web.Controls.IssuesGridUC.BindData()
 at CounterSoft.Gemini.Web.Controls.IssuesGridUC.Page_Load(Object sender, EventArgs e)
 at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e)
 at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)
 at System.Web.UI.Control.OnLoad(EventArgs e)
 at System.Web.UI.Control.LoadRecursive()
CounterSoft.Gemini.DataProvider