System.FormatException: Input string was not in a correct format.
at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
at System.Convert.ToInt32(String value)
at dataverse.web.controls.yppo.pat.ViewAannouncement.<>c__DisplayClass9_0.b__0() in C:\depot_svn\Yppo2013\trunk\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\ViewAannouncement.cs:line 65
at Microsoft.SharePoint.Utilities.SecurityContext.RunAsProcess(CodeToRunElevated secureCode)
at Microsoft.SharePoint.SPSecurity.RunWithElevatedPrivileges(WaitCallback secureCode, Object param)
at Microsoft.SharePoint.SPSecurity.RunWithElevatedPrivileges(CodeToRunElevated secureCode)
at dataverse.web.controls.yppo.pat.ViewAannouncement.myRenderContents(HtmlTextWriter writer) in C:\depot_svn\Yppo2013\trunk\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\ViewAannouncement.cs:line 52
at dataverse.web.controls.yppo.pat.ViewAannouncement.RenderContents(HtmlTextWriter writer) in C:\depot_svn\Yppo2013\trunk\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\dataverse.web.controls.yppo.pat\ViewAannouncement.cs:line 38