[英]Android Studio R8 NullPointerException
When I update to classpath 'com.android.tools.build:gradle:3.6.1'
I run into this non-understandable error.当我更新到
classpath 'com.android.tools.build:gradle:3.6.1'
我遇到了这个无法理解的错误。
R8: The method `java.util.concurrent.Flow$Subscriber org.reactivestreams.FlowAdapters.toFlowSubscriber(org.reactivestreams.Subscriber)` does not type check and will be assumed to be unreachable.
R8: The method `java.util.concurrent.Flow$Processor org.reactivestreams.FlowAdapters.toFlowProcessor(org.reactivestreams.Processor)` does not type check and will be assumed to be unreachable.
R8: The method `java.util.concurrent.Flow$Publisher org.reactivestreams.FlowAdapters.toFlowPublisher(org.reactivestreams.Publisher)` does not type check and will be assumed to be unreachable.
> Task :MXApp:minifyAdminReleaseWithR8 FAILED
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':MXApp:minifyAdminReleaseWithR8'.
> java.lang.NullPointerException (no error message)
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 2m 9s
Maybe someone has a hint for me to get rid of it ?也许有人暗示我摆脱它?
This turned out be be a duplicate of https://issuetracker.google.com/150325706 , see https://issuetracker.google.com/150325706#comment25 for how to use a R8 version 1.6.82 with the fix.结果证明这是https://issuetracker.google.com/150325706的副本,请参阅https://issuetracker.google.com/150325706#comment25了解如何使用带有修复程序的 R8 版本 1.6.82。
This should be resolved in Android Studio 3.6.2 (when released).这应该在 Android Studio 3.6.2(发布时)中解决。
Yes I can confirm, this helps是的,我可以确认,这有帮助
buildscript {
repositories {
maven {
url 'https://storage.googleapis.com/r8-releases/raw'
}
}
dependencies {
classpath 'com.android.tools:r8:1.6.82' // Must be before the Gradle Plugin for Android.
classpath 'com.android.tools.build:gradle:3.6.1'
}
}
Thank you @sgjesse谢谢@sgjesse
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