[Pymilter] timeout before data read; init failed to open

[Andrew Azarov]

i've noticed this

Oct 25 21:30:42 mail-1 sendmail[22477]: l9PHUWUm022477: Milter 
(avlmilter): timeout before data read
Oct 25 21:30:42 mail-1 sendmail[22477]: l9PHUWUm022477: Milter 
(avlmilter): to error state
Oct 25 21:30:42 mail-1 sendmail[22477]: l9PHUWUm022477: Milter 
(avlmilter): init failed to open
Oct 25 21:30:42 mail-1 sendmail[22477]: l9PHUWUm022477: Milter 
(avlmilter): to error state

in my logs... what can this be?????