[1.0.6] Problem with backup

[help40]

I am receiving 2 types of error emails all the time

Code:

Hey There,

I'm the automatic email sent by on your  host.yyy.com (SOM.IP.GOES.HERE) server.

A critical error just was encountered while executing function backup_sql() in
/var/www/ispcp/engine/backup/ispcp-backup-all

Error encountered was:

========================================================================
Domain xxxxx.com: ERROR: Error while executing /bin/bzip2 --force
'/var/www/virtual/xxxxx.com/backups/xxxxx_db.sql'!
========================================================================

and

Code:

Hey There,

I'm the automatic email sent by on your host.yyy.com (SOM.IP.GOES.HERE) server.

A critical error just was encountered while executing function backup_sql() in
/var/www/ispcp/engine/backup/ispcp-backup-all

Error encountered was:

========================================================================
Domain xxxxx.com: ERROR: Can not chmod 0660 uid: 2013 gid: 2013 file
/var/www/virtual/xxxxx.com/backups/xxxxx_db.sql!
========================================================================