Загрузка данных

Breakpoint 1, pjmedia_resample_create (pool=pool@entry=0x80092c98, high_quality=high_quality@entry=1, large_filter=large_filter@entry=1, channel_count=1, rate_in=60, rate_out=28, samples_per_frame=2147547748, p_resample=0x10 <zephyr_timer_wrapper+16>, p_resample@entry=0x80092d44) at /home/vovan/ZEPHYR_RTOS/zephyrproject/zephyr/samples/pjsip/pjproject/pjmedia/src/pjmedia/resample_resample.c:63
63          PJ_ASSERT_RETURN(pool && p_resample && rate_in &&
(gdb) bt
#0  pjmedia_resample_create (pool=pool@entry=0x80092c98, high_quality=high_quality@entry=1, large_filter=large_filter@entry=1, channel_count=1, 
    rate_in=60, rate_out=28, samples_per_frame=2147547748, p_resample=0x10 <zephyr_timer_wrapper+16>, p_resample@entry=0x80092d44)
    at /home/vovan/ZEPHYR_RTOS/zephyrproject/zephyr/samples/pjsip/pjproject/pjmedia/src/pjmedia/resample_resample.c:63
#1  0x60083f92 in create_conf_port (parent_pool=<optimized out>, conf=0x80087448, port=0x800a558c, name=<optimized out>, 
    p_conf_port=0x6008edb9 <on_rx_rtcp>) at /home/vovan/ZEPHYR_RTOS/zephyrproject/zephyr/samples/pjsip/pjproject/pjmedia/src/pjmedia/conference.c:489
#2  0x00000000 in ?? ()

Что за конференция? я хочу использовать стандартный pjsip аудио звонок, без конференций....