Mail Auto respond and ispcp-arpl-msgr

[bsn]

Hello!
I need help.
The mail auto respond didn't work .
In mail.log:
Jan 15 12:55:18 server postfix/virtual[26481]: 6740F18CAD7C: to=<robot@test.com>, relay=virtual, delay=16, delays=16/0.07/0/0.02, dsn=2.0.0, status=sent (
Jan 15 12:55:18 server postfix/pipe[26479]: 6740F18CAD7C: to=<robot@ispcp-arpl.test.com>, orig_to=<robot@test.com>,
relay=ispcp-arpl, delay=16, delays=16/0/0/0.19, dsn=5.3.0, status=bounced (Command died with status 255:
"/var/www/ispcp/engine/messenger/ispcp-arpl-msgr". Command output: Initialization vector must be exactly 8 bytes long when using the Blowfish cipher at
/var/www/ispcp/engine/messenger/ispcp-arpl-msgr line 414 )

Help me please.

ISPCP 1.0.3
Ubuntu 8.04