check second if there is really an error.
check second if there is really an error.

git-svn-id: 30336affd578d07d3e6d0718152f0ea6af9c9b2c@25 a5eaa968-4c79-4d68-970d-af6011b5b055

centreon/centreon-vmware,centreon/centreon-vmware