"That Won’t Work!" - Visual Feedback for Invalid User Input or Errors #1916749 (License: Personal Use)

This illustration features a simple blue-outlined smiley face with neutral eyes and a slight smirk, paired with a sharp blue speech bubble containing the emphatic red text “That won’t work!”. The high-contrast black background ensures clarity and immediate recognition, making it ideal for digital interfaces where users need clear, non-technical feedback. Its tone balances seriousness with approachability to reduce frustration during user errors.

Commonly used in web applications, SaaS dashboards, or instructional content to signal invalid inputs, failed validations, or unsupported actions; matches user intent to understand why a process failed and how to correct it.