Hi I upgraded from 1.2.12 to 1.4.15+git~20150106T122408Z~f5145540b3~64bit and now with no change to configs ,after spandsp_start_dtmf in playAndGetDigits I see the first digit is detected twice: 2015-01-24 11:51:05.083629 [DEBUG] mod_spandsp_dsp.c:373 DTMF BEGIN DETECTED: [3] 2015-01-24 11:51:05.083629 [DEBUG] switch_channel.c:488 RECV DTMF 3:2000 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_play_say.c:1747 done playing file /usr/local/freeswitch/sounds/fa/ir/callie/applications/2/yazd_2030_long.wav 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_menu.c:410 digits '3' 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_menu.c:561 IVR action on menu 'ivr_10' matched '3' param 'lua lua/applications/call_script.lua 48 ' 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_menu.c:565 switch_ivr_menu_execute todo=[2] EXECUTE sofia/internal/87654321@172.16.90.3:5060 lua(lua/applications/call_script.lua 48 ) 2015-01-24 11:51:05.083629 [DEBUG] freeswitch_lua.cpp:360 DBH handle 0x7f36b80d0630 Connected. EXECUTE sofia/internal/87654321@172.16.90.3:5060 lua(/usr/local/freeswitch/scripts/gui/lua/yazd/yzd_phone_activation.lua ) 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_play_say.c:70 No language specified - Using [fa] 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_play_say.c:250 Handle play-file:[applications/11/yzd_act_cid_notice.wav] (fa:fa) 2015-01-24 11:51:05.083629 [DEBUG] switch_ivr_play_say.c:1314 Codec Activated L16@8000hz 1 channels 20ms 2015-01-24 11:51:05.123638 [DEBUG] mod_spandsp_dsp.c:385 DTMF END DETECTED: [3], duration = 38 ms 2015-01-24 11:51:05.163633 [DEBUG] mod_spandsp_dsp.c:373 DTMF BEGIN DETECTED: [3] 2015-01-24 11:51:05.163633 [DEBUG] switch_channel.c:488 RECV DTMF 3:2000 2015-01-24 11:51:05.343664 [DEBUG] mod_spandsp_dsp.c:385 DTMF END DETECTED: [3], duration = 178 ms 2015-01-24 11:51:05.863613 [DEBUG] mod_spandsp_dsp.c:373 DTMF BEGIN DETECTED: [5] 2015-01-24 11:51:05.863613 [DEBUG] switch_channel.c:488 RECV DTMF 5:2000 2015-01-24 11:51:06.123594 [DEBUG] mod_spandsp_dsp.c:385 DTMF END DETECTED: [5], duration = 255 ms 2015-01-24 11:51:06.403613 [DEBUG] mod_spandsp_dsp.c:373 DTMF BEGIN DETECTED: [6] 2015-01-24 11:51:06.403613 [DEBUG] switch_channel.c:488 RECV DTMF 6:2000 2015-01-24 11:51:06.643596 [DEBUG] mod_spandsp_dsp.c:385 DTMF END DETECTED: [6], duration = 242 ms 2015-01-24 11:51:07.083609 [DEBUG] mod_spandsp_dsp.c:373 DTMF BEGIN DETECTED: [9] 2015-01-24 11:51:07.083609 [DEBUG] switch_channel.c:488 RECV DTMF 9:2000 .... the digit 3 is detected twice! Thanks