[Freeswitch-dev] error in con:pop wrong number of args

[adam harris]

I am getting this error from the test code below. I have used 2 arguments but it is picking up 3?


2012-04-03 21:16:08.583714 [ERR] mod_lua.cpp:191 Error in pop expected 1..2 args, got 3
stack traceback:
        [C]: in function 'pop'
        /usr/local/freeswitch/scripts/aprompt.lua:21: in function '(for generator)'
        /usr/local/freeswitch/scripts/aprompt.lua:21: in main chunk


---------------------------------------------------

dtmfbuffer = ""

con = freeswitch.EventConsumer("DTMF")

session:setVariable("playback_terminators", "0123456789")
session:execute("playback", "sound/test.wav")


while ((session:ready() == true)) do


 for e in (function() return con:pop(1,5) end) do

 event_name = e:getHeader("Event-Name") or ""
 
 if (event_name == "DTMF") then

 print(dtmfbuffer)
 end

 end

end

session:hangup()