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:


Line 4579:            List<PRPSetup> lst = new List<PRPSetup>();
Line 4580:
Line 4581:            if (ADOprpDL.Dr.HasRows)
Line 4582:            {
Line 4583:                while (ADOprpDL.Dr.Read())

Source File: c:\inetpub\vhosts\zen-hawking.202-66-175-36.plesk.page\graminshiksha.com\App_Code\setup\DLsetup.cs    Line: 4581

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   nmsSetup.clsDLSetup.view_CertificateCourse(PRPSetup objprp) in c:\inetpub\vhosts\zen-hawking.202-66-175-36.plesk.page\graminshiksha.com\App_Code\setup\DLsetup.cs:4581
   nmsSetup.clsBLSetup.view_CertificateCourse(PRPSetup objprp) in c:\inetpub\vhosts\zen-hawking.202-66-175-36.plesk.page\graminshiksha.com\App_Code\setup\BLsetup.cs:916
   Default2.bind_links() in c:\inetpub\vhosts\zen-hawking.202-66-175-36.plesk.page\graminshiksha.com\CertificateCourse.aspx.cs:40
   Default2.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\zen-hawking.202-66-175-36.plesk.page\graminshiksha.com\CertificateCourse.aspx.cs:18
   System.Web.UI.Control.OnLoad(EventArgs e) +105
   System.Web.UI.Control.LoadRecursive() +67
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3784


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3930.0