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Known Issues in 2018.4.19f1

  • Animation: Animator.Update CPU time spikes when multiple animations are playing (1184690)

  • Package Manager: Immutable packages altered by the API Updater are reverted to their original state when packages are resolved, which can lead to slower import performance in that context.

  • Profiling: Editor crashes when loading profiler file with memcpy stacktrace (1131782)

  • Profiling: Performance decrease in EditorOverhead using Deep Profile (1051094)

  • Scene Management: Prefabs lose their values if scripts are removed then reintroduced (1216914)

  • macOS: If the Android Tools are not installed through the Hub, macOS 10.15 (Catalina) default security settings will prevent the Android NDK binaries being executed. These settings have to be changed or a signed Android NDK (r16b) will be needed to build Android. More information here: https://developer.android.com/ndk/downloads/older_releases.

2018.4.19f1 Release Notes

Fixes

  • Apple TV: Fixed an issue where "Menu" button on Siri Remote returns "Joystick1Button19" instead of "Joystick1Button0". (1214948)

  • Editor: Fixed an issue where Console Window was not receiving Logs from a built Player until the connection drop-down is clicked. (1224614)

  • Editor: Fixed an issue where for event drawer not finding the event types present on data members parent types. (1211380)

  • Editor: Improved performance over large numbers of objects with RectTransforms, scene navigation is now very smooth. However actual picking is still very slow (no change). (1165982)

  • iOS: No longer include code using AdSupport unless user explicitly uses APi that needs it. (1219457)

  • Particles: Added NativeArray overloads to SetParticles and GetParticles.

  • Particles: Fixed a crash that occurred when loading asset bundles containing legacy particles in Unity 2018 or newer. (1223000)

  • Profiler: Fixed a crash that occurred when loading Profiler data captured in newer Unity versions. (1124534)

  • Profiler: Fixed an issue where charts not drawing data for the last 2 frames. (1206861)

  • Profiler: Fixed an issue where current frame being inaccessible via keyboard arrow navigation. (1206860)

  • Shaders: Fixed an issue where surface shader writes into o.Emission channel were ignored in some cases. (1217823)

  • UI Elements: Fixed a crash that occurred when importing prefabs with broken Canvas. (1041934)

  • Windows: Fixed an issue where race condition in plugin loading code when P/Invoking into libraries from multiple threads at once. (1192915)

  • XR: Fixed a crash that occurred when exiting Play Mode in XR related to particle system with mesh instances. (1163721)

  • XR: Fixed a frame timing issue causing incorrect poses on Windows Mixed Reality. (1221956)

  • XR: Updated minimum version of Windows Mixed Reality package.

API Changes

  • Particles: Added: Added NativeArray overloads to SetParticles and GetParticles

Improvements

  • Editor: Greatly improves performance over large numbers of objects with RectTransforms, scene navigation is now very smooth. However actual picking is still very slow (no change). (1165982)

  • XR: Updated minimum version of Windows Mixed Reality package.

Changeset: 459f70f82ea4

Unity 2018.4.19
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