assert Console Command
Documentation and examples for the assert command in Europa Universalis IV.
assert
Debug
Developer debug assertion command
Overview
A developer assertion command used to test the engine's internal error-checking. Not meant for normal play.
Frequently asked questions
How do you use the assert command in EU4?
Open the console with the grave (`) key while in-game, type assert, then press Enter. The console can't be opened in Ironman games.
What does the assert command do?
Developer debug assertion command.
Does the assert command require any DLC?
No. assert is part of the base game and works without any DLC.
Can you use assert in Ironman mode?
No. The console is disabled in Ironman games, so assert can't be entered. Because achievements are only earned in Ironman, console commands like assert can't be used to unlock them.