Unity Issue Tracker - NavMeshObstacle with a large height does not block the agent path everywhere within the obstacle border

Active

Under Consideration for 6000.5.X

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Issue ID

Regression

NavMeshObstacle with a large height does not block the agent path everywhere within the obstacle border

-

Mar 24, 2025

Steps to reproduce:

Download and open the attached project "Navigation Obstacle Height Issue.zip"
Open "scene"
In the hierarchy, select the obstacle so that its border is shown in the scene view
Enter play mode
Observe the agent

Actual results: The agent walks in a straight line ignoring the bottom of the obstacle

Expected results: The agent walks around the obstacle

Reproducible with versions:
6000.2.0a7
6000.1.0b12
6000.0.43f1
2022.3.60f1

Tested on (OS): MacOS

Notes:

You can play around with moving the obstacle up and down and/or changing the height of the obstacle to see where the problem starts occurring