************************* 226683 Playback with noanswer - WARNING message does appear sometimes *************************
[Nov 3 17:47:37] -- Executing [_ZXXX@from-cucm:39] Playback("SIP/cucm-b6f03498", "vlastni/nedostupny,noanswer") in new stack
[Nov 3 17:47:37] -- <SIP/cucm-b6f03498> Playing 'vlastni/nedostupny.slin' (language 'cz')
[Nov 3 17:47:39] WARNING[28156]: file.c:746 ast_readaudio_callback: Failed to write frame
[Nov 3 17:47:39] == Spawn extension (from-cucm, _ZXXX, 39) exited non-zero on 'SIP/cucm-b6f03498'