Strange. I have a simple extension set up to do some Festival testing.
(Festival 1.4.3 /w Asterisk patch). My extension looks like:
exten = 1239,1,Answer()
exten = 1239,2,Festival(Welcome to the asterisk system!)
exten = 1239,3,Wait,1
exten = 1239,4,Hangup
Some times it work right (sounds
My checked out source is not up to date with CVS so
my Rtp.c, Line 374 is not like yours but in general
what must have happened (given the text of the
message) is someone made a non-blocking
read system call when there was no data, saw that it
failed (-1 returned) and printed the log message.