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 1126:        arParms[0] = new SqlParameter("@KnowledgeDocumentID", SqlDbType.Int);
Line 1127:        arParms[0].Value = KnowledgeDocumentID;
Line 1128:        return objCmd.ExecuteQuery("[proc_selectKnowledgeDocumentAll]", arParms, "Currency").Tables[0];
Line 1129:    }
Line 1130:

Source File: c:\crea project\App_Code\BL\clsProjectManager.cs    Line: 1128

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   MySqlCommands.ExecuteQuery(String SP_Name, SqlParameter[] sp, String Tbl_Name) +491
   clsProjectManager.selectKnowledgeDocumentAll(Int32 KnowledgeDocumentID) in c:\crea project\App_Code\BL\clsProjectManager.cs:1128
   user_document_detail.Page_Load(Object sender, EventArgs e) in c:\crea project\user\document-detail.aspx.cs:22
   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:4.7.4063.0