[NullReferenceException: Object reference not set to an instance of an object.]
BASA.CurrentState.get_EduYearID() in c:\inetpub\vhosts\upartmun.ir\httpdocs\App_Code\Common\CurrentState.cs:38
BASA.DAL.LMS.Course.GetCourseWithTuition(String query) in c:\inetpub\vhosts\upartmun.ir\httpdocs\App_Code\LMS\Course.cs:282
BASA.DAL.LMS.Course.GetCourseById(Int32 ID) in c:\inetpub\vhosts\upartmun.ir\httpdocs\App_Code\LMS\Course.cs:196
CourseDetails.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\upartmun.ir\httpdocs\CourseDetails.aspx.cs:16
System.Web.UI.Control.OnLoad(EventArgs e) +107
System.Web.UI.Control.LoadRecursive() +89
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1532
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