array(1) {
  [0]=>
  string(25) "sh: 1: convert: not found"
}
<h1>Failed: convert /var/www/system/apps/PageManager/htdocs/sites/franchise_template/labels/menu_name.png xc:transparent -background transparent -fill white           -font  -pointsize 15 -gravity center  -draw "scale 1,1 text 2,4 'Groove '" "/var/www/system/apps/PageManager/htdocs/sites/franchise_template/labels/cache/site_name-white/Ceroc Groove.gif" 2>&1</h1>