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Fugue
Error, wrong, Alert
DarkSlateGray
16x16
warning, red, exclamation
exclamation, Error, wrong
wrong, media, player
Alert, exclamation, Service
exclamation, Alert, wrong
wrong, Error, Scanner
Function
wrong, noflash, Camera
48x48
Camera, photography, exclamation
profile, Error, Human
Human-O2
exclamation, climate, wrong
128x128
exclamation, Alert, Error
AFFEL
256x256
Error, wrong, exclamation
Web Design
warning, Account, wrong
32x32
Human, Alert, Business
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Crystal Clear Actions
Alert, wrong, warning
Dark Glass
save, Disk, Error
Halloween
Photorealistic
Desktop Halloween
Holiday, problem, warning
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Business & finance
Glyph
24x24 Free Application Icons
Attack, Error, Alert
24x24
UI
Pixel
Fugue Icons
weight, exclamation
Smooth
Super Mono Stickers
exclamation, Circle, sticker
64x64
Mixed
PixeloPhilia
Alert, Attention, exclamation
Mouse, exclamation