[Dovecot] problem with sieve implementation

Hello, I follow the instruction of this link (http://wiki.dovecot.org/LDA) to implement sieve with my dovecot installation (dovecot-1.0rc2) and i'm running the timsieve daemon of my cyrus-imapd installation but i got the following error message when the sieve daemon try to formward message : entered bc_action_emit with filelen: 16 Aug 13 14:53:27 ldap sieve[3870]: entered bc_action_emit with filelen: 36

Thank you for your help regards Amadou TOURE