SetUpdateCallback - не срабатывает после первого запуска скрипта

function my_callback_CreateDataSource(my_table_data_, code_class_, code_paper_, interval_, cntr)

message(code_paper_)

end






-----------------------------------------------------------------------------------------------------------int main:-----------------------------------------------------------------------------------------------------


function main()


local code_class1 = "TQBR"           
local code_paper1 = "GAZP"           
local interval1   = INTERVAL_TICK  


local code_class2 = "TQBR"           
local code_paper2 = "SBER"           
local interval2   = INTERVAL_TICK  







local my_table1, error_desc1 = CreateDataSource(code_class1, code_paper1, interval1)  --Вызываем собсвенно CreateDataSource

------------------------Проверка на ошибки:-------------------
if error_desc1 ~= nil then 
message("Error")
end
--------------------------------------------------------------

message(tostring(my_table1.Size()))
if my_table1.Size() == 0 then
message("data requested from the server")
end









local my_table2, error_desc2 = CreateDataSource(code_class2, code_paper2, interval2)  --Вызываем собсвенно CreateDataSource

------------------------Проверка на ошибки:-------------------
if error_desc2 ~= nil then 
message("Error")
end
--------------------------------------------------------------

message(tostring(my_table2.Size()))
if my_table2.Size() == 0 then
message("data requested from the server")
end






my_table1:SetUpdateCallback(function(idx)my_callback_CreateDataSource(my_table_data1, code_class1, code_paper1, interval1) end)
my_table2:SetUpdateCallback(function(idx)my_callback_CreateDataSource(my_table_data2, code_class2, code_paper2, interval2) end)





-------------------------
while not stopped do 
sleep(1)
end 
-------------------------



end -- end main()

local code_class1 = "TQBR"
local code_paper1 = "GAZP"
local interval1   = INTERVAL_TICK
local code_class2 = "TQBR"
local code_paper2 = "SBER"
local interval2   = INTERVAL_TICK
------------------------
local function my_cb_CDS(idx,tabl)
message(tostring(tabl.sec)..","..tostring(idx),1)
Sleep(100);
end
-----------------------------------------------------------------------------------------------------------int main:-----------------------------------------------------------------------------------------------------
function main()
   while not stopped do
   if tab1==nil then tab1 = CreateDataSource(code_class1, code_paper1, interval1);
      if tab1 then
       tab1.clas=code_class1; tab1.sec=code_paper1; tab1.int=interval1;
         tab1:SetUpdateCallback(function(idx) my_cb_CDS(idx,tab1) end)
      end
   end
   if  tab2==nil then tab2= CreateDataSource(code_class2, code_paper2, interval2);
      if  tab2 then
         tab2.clas=code_class2; tab2.sec=code_paper2; tab2.int=interval2;
         tab2:SetUpdateCallback( function(idx) my_cb_CDS(idx, tab2) end)
      end
   end
-------------------------
--   message(tostring(my_table1:Size()),1)
   sleep(1000)
   end
-------------------------
end -- end main()
function OnInit(script_path)
end