PNG ICO ICNS MORE
Iconza
wrong, Alert, warning
Black
32x32
ColorCons Green
wrong, Error, Alert
128x128
ColorCons Smoke
exclamation, Error, Alert
Lemonade at Work
256x256
Oxygen-Refit
wrong, Alert, Error
OpenWorld
warning, Error, network
48x48
Error, Gnome, exclamation
exclamation, warning, Gnome
warning, Dialog, Error
Dropline Neu!
Error, wrong, Alert
Gnome 2.18 Icon Theme
weather, severe, climate
Error, previous, Backward
16x16
Alert, Forward, right
Splashy
exclamation, triangle, warning
Simplicio
exclamation, paper, File
Alert, warning, shopping cart
Primo
Black, Alert, wrong
Farm-Fresh Web
exclamation, Alarm, Clock
group, Alert, Error
wrong, Webcam, Alert
exclamation, Alert, wrong
Alert, Error, exclamation
exclamation, Building, warning
bullet, Alert, exclamation