Error message

Modern operating systems with graphical user interfaces, often display error messages using dialog boxes.

"[4] Dr. Sean Rintel argues that error messages are a critical strategic moment in brand awareness and loyalty.

On computers, error messages may take the form of text printed to a console, or they may be presented as part of a graphical user interface.

[6] While various graphical user interfaces have different conventions for displaying error messages, several techniques have become common: The three main factors[7] that influence the design of error messages are technical limitations, the amount of information to be presented, and what kind of user input is required.

A complex issue may require a more detailed error message in order to adequately inform the user of the problem.

An error message when attempting to use the Wikipedia Visual editor
An example of an Error message .vbs script
Tumbeasts gnawing on servers, used by Tumblr in 2011