Error: /var/www/roundcube/bin/cleandb.sh: line 2: ?php: No such file

[plittlefield]

I am receiving this error on the daily cron job...

/var/www/roundcube/bin/cleandb.sh: line 2: ?php: No such file or directory
/var/www/roundcube/bin/cleandb.sh: line 3: /backup: Is a directory
/var/www/roundcube/bin/cleandb.sh: line 4: +-----------------------------------------------------------------------+: command not found
/var/www/roundcube/bin/cleandb.sh: line 5: syntax error near unexpected token `|'
/var/www/roundcube/bin/cleandb.sh: line 5: ` | bin/cleandb.sh

RoundCube 1.2.4
Ubuntu 14.04.5 LTS
PHP 5.5.9-1ubuntu4.21