[InvalidOperationException: The connection was not closed. The connection's current state is open.]
System.Data.ProviderBase.DbConnectionInternal.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +22
System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +128
System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +265
System.Data.SqlClient.SqlConnection.Open() +133
PolinnoSX.FA.JamAndishiR.RoydadTabBind2() in C:\Users\p.ilkhani\Desktop\PolinnoSX\PolinnoSX\FA\JamAndishiR.aspx.cs:83
PolinnoSX.FA.JamAndishiR.Page_Load(Object sender, EventArgs e) in C:\Users\p.ilkhani\Desktop\PolinnoSX\PolinnoSX\FA\JamAndishiR.aspx.cs:32
System.Web.UI.Control.OnLoad(EventArgs e) +108
System.Web.UI.Control.LoadRecursive() +90
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533
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