Problem Fill is a solid-style Icon from Sharp Fill - Streamline Material set.

The Problem Fill icon shows a white exclamation mark beside two horizontal bars inside a solid black rectangle, forming a not-equal or problem symbol. Drawn in the solid style on a 24px grid so its bold geometric shapes remain clear at small sizes. Use it for error states, validation warnings, troubleshooting, alerts, and problem reports. It belongs to Sharp Fill - Streamline Material set in the Streamline Material family.