# Obsolete warnings Unity 6000.3.2f1

**URL:** <https://qa.fmod.com/t/obsolete-warnings-unity-6000-3-2f1/23851>\
**Category:** Unity\
**Created:** [December 29, 2025, 3:08pm UTC](https://qa.fmod.com/t/obsolete-warnings-unity-6000-3-2f1/23851 "2025-12-29T15:08:00Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![SwingWren](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/swingwren/32/4797_2.png) [@SwingWren](https://qa.fmod.com/u/SwingWren)\
**Post date:** [December 29, 2025, 3:08pm UTC](https://qa.fmod.com/t/obsolete-warnings-unity-6000-3-2f1/23851/1 "2025-12-29T15:08:00Z")

</div>

Just to notify that there are some obsolete warnings in unity, ex:

> Assets\Plugins\FMOD\src\Editor\FileReorganizer.cs(414,40): warning CS0618: ‘TreeViewItem’ is obsolete: ‘TreeViewItem is now deprecated. You can likely now use TreeViewItem instead and not think more about it. But if you were using that identifier to store InstanceID data, you should instead opt to upgrade your TreeViews to use TreeViewItem to get the proper typing.’

---

<div class="post-metadata">

**Author:** ![Connor\_FMOD](https://yyz2.discourse-cdn.com/flex036/user_avatar/qa.fmod.com/connor_fmod/32/3685_2.png) [@Connor\_FMOD](https://qa.fmod.com/u/Connor_FMOD)\
**Post date:** [December 29, 2025, 10:42pm UTC](https://qa.fmod.com/t/obsolete-warnings-unity-6000-3-2f1/23851/2 "2025-12-29T22:42:42Z")

</div>

Thank you for letting us know. We are currently working on removing the warnings now.