Search Issue Tracker


Under Consideration for 1.1.X, 2.0.X



Found in [Package]



Issue ID




NavMeshModifier.OnEnable/OnDisable gets progressively slower when called repeatedly

Package: AI Navigation


How to reproduce:
1. Download and open the attached project
2. Open SampleScene scene
3. Open the Profiler window
4. Turn on Deep Profiling
5. Enter Play mode
6. Repeatedly press the "Add 200 NavMeshModifiers" button
7. Observe the Profiler window

Expected outcome: Memory consumption does not gradually increase
Actual outcome: Memory consumption gradually increases with each button press

Reproducible with: 2021.3.37f1, 2022.3.25f2, 2023.2.19f1, 2023.3.0b10, 6000.0.0b16
Tested on: macOS Sonoma 14.4.1 (M1 Max)

Comments (1)

  1. James2Games

    Apr 25, 2024 20:27

    To be clear the memory consumption isn’t the issue. It’s problem is the time taken in OnEnable an OnDisable because they do a .contains on a list that becomes very large.

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.