### Known Issues in 6000.7.0a1

- 6000.4.0a1: Crash on AnnotationManager::CanHideLODLabels when opening the Gizmos dropdown menu
    ([UUM-144488](https://issuetracker.unity3d.com/issues/crash-on-annotationmanager-canhidelodlabels-when-opening-the-gizmos-dropdown-menu))

- 6000.6.0a7: 2D Platformer Tutorial Template spawns more than 150 API warnings and outdated asset version alerts on initial creation
    ([UUM-144049](https://issuetracker.unity3d.com/issues/2d-platformer-tutorial-template-spawns-more-than-150-api-warnings-and-outdated-asset-version-alerts-on-initial-creation))

- 6000.6.0a7: [Hierarchy v2] Renaming wrong object after GO creation
    ([UUM-143590](https://issuetracker.unity3d.com/issues/hierarchy-v2-renaming-wrong-object-after-go-creation))

- Asset Importers: Editor crashes on "(Unity) WriteObjectToVector" when entering into the Play Mode
    ([UUM-112617](https://issuetracker.unity3d.com/issues/editor-crashes-on-unity-writeobjecttovector-when-entering-into-the-play-mode))

- Editor: An issue where installing the Multiplayer Play Mode package did not enable the feature until the Editor was restarted.
    ([UUM-144481](https://issuetracker.unity3d.com/issues/default-play-mode-button-does-not-appear-in-the-editor-toolbar-after-installing-multiplayer-play-mode-package))    <br>*Fixed in 6000.7.0a2.*

- Editor: Fixed a crash \(ProfilerMutexLock / assertion gPersistentManager \!= NULL\) that occurred when a managed DomainUnload handler performed a UnityEngine.Object null-check during editor shutdown.
    ([UUM-144371](https://issuetracker.unity3d.com/issues/crash-on-profilermutexlock-when-closing-a-project-with-specific-assets))    <br>*Fixed in 6000.7.0a2.*

- Profiler: Fixed a crash in `ProfilerSymbolsDelayedDeletion::AddCloneObject`.
    ([UUM-144194](https://issuetracker.unity3d.com/issues/crash-on-profilersymbolsdelayeddeletion-addcloneobject-when-deserializing-an-object-instantiate-marker-with-a-dangling-slash-corrupt-name-string))    <br>*Fixed in 6000.7.0a2.*

- TextCore: Fixed a potential crash that would occur when generating a font asset in the Font Asset Creator.
    ([UUM-125366](https://issuetracker.unity3d.com/issues/crash-on-unity-ft-load-glyph-when-generating-multi-threaded-font-atlas-in-tmpro-font-asset-creator))    <br>*Fixed in 6000.7.0a2.*

- TextCore: Fixed a potential crash that would occur when generating a font asset in the Font Asset Creator.
    ([UUM-141061](https://issuetracker.unity3d.com/issues/crash-on-tlsf-free-when-generating-font-atlas-with-sdf16-or-sdf32))    <br>*Fixed in 6000.7.0a2.*

- : Crash on mono_log_write_logfile when more than one copy of bee_backend is running
    ([UUM-142773](https://issuetracker.unity3d.com/issues/crash-on-mono-log-write-logfile-when-more-than-one-copy-of-bee-backend-is-running))

- : [Editor] [Profiler] Application crashes immediately after launch when Autoconnect Profiler and Deep Profiling Support are enabled in Build Settings
    ([UUM-145576](https://issuetracker.unity3d.com/issues/editor-profiler-application-crashes-immediately-after-launch-when-autoconnect-profiler-and-deep-profiling-support-are-enabled-in-build-settings))



### Preview of Final 6000.7.0a1 Release Notes

#### Features

- Web: Added support for building Player that uses up to 16 GB of WebAssembly memory \(Wasm64\).



#### Improvements

- UI Toolkit: Improved performance and memory usage of VisualElement class list.



#### Fixes

- Documentation: Clarify serialization documentation for supported collection types and Dictionary&lt;TKey, TValue&gt;.




#### Preview of Final 6000.7.0a1 Package changes