System.InvalidOperationException: 不允許變更 'ConnectionString' 屬性。連接目前的狀態為開啟。 於 System.Data.SqlClient.SqlConnection.ConnectionString_Set(DbConnectionPoolKey key) 於 System.Data.SqlClient.SqlConnection.set_ConnectionString(String value) 於 Pony.Data.ICPSqlControl.ConnectionCreate() 於 Pony.Data.ICPDbControl.ExecuteQuery(String SqlCMD) 於 Pony.Data.ICPSqlControl.ExecuteQuery(String SqlCMD) 於 People_LJ_Regulations.FindLocationFullName()