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Android Developers
Android Studio
Preview
Release Updates
Android Studio 4.0.2 available
Tuesday, October 6, 2020
Android Studio 4.0.2 is now available in the Stable channel.
If you already have an Android Studio build on the
Stable channel
, you can get the update by clicking
Help > Check for Update
(
Android Studio > Check for Updates
on macOS). Otherwise, you can
download here
.
For information on new features and changes in all releases of Android Studio, see the
Android Studio release notes
.
We greatly appreciate your bug reports, which help us to make Android Studio better. If you encounter a problem, let us know by
reporting a bug
. Note that you can also
vote for an existing issue
to indicate that you are also affected by it.
General fixes
This update includes fixes for the following public issues:
Dexer (D8)
Issue #158502561
: Invalid Maven POM file for the desugar_jdk_libs_configuration artifact
Issue #160905482
: Desugaring broken for subclasses of ConcurrentHashMap
Issue #160909126
: coreLibraryDesugaringEnabled seems to break ConcurrentHashMap when using Gson and reflection
Issue #159275214
: [library desugar] Desugar java.util.TimeZone.getTimeZone(ZoneId zoneId)
Layout Editor
Issue #162809072
: When I change a xml id attribute at Design mode, studio popup and ask changing another id. I click "No(local)" but studio find and change same name id in another files.
Lint
Issue #158128960
: AGP 4.0 false positive Instantiatable Lint check if Application extends java class
Issue #155088391
: Can no longer specify layout_height and layout_width in a style
Motion Editor
Issue #162506565
: Motion Editor does not support the Release Candidates
Shrinker (R8)
Issue #160351050
: Enum inlining uses the "wrong" name sometimes
Issue #160942326
: Runtime errors when using R8 2.0+
Issue #167704467
: Fatal Exception: java.lang.VerifyError
Issue #160901582
: CompilationError during R8 phase when optimizations enabled
Issue #160769273
: ConcurrentModificationException: TreeMap$PrivateEntryIterator.nextEntry