studio 更新后运行项目报错，纠结了一天了

Question

找不到为什么，下面贴出报错信息：
注: 某些输入文件使用或覆盖了已过时的 API。
注: 有关详细信息, 请使用 -Xlint:deprecation 重新编译。
注: 某些输入文件使用了未经检查或不安全的操作。
注: 有关详细信息, 请使用 -Xlint:unchecked 重新编译。
100 个错误:jksf_user:compileDebugJavaWithJavac FAILED
:jksf_user:compileDebugJavaWithJavac (Thread[Daemon worker Thread 39,5,main]) completed. Took 1.269 secs.FAILURE: Build failed with an exception.* What went wrong:
Execution failed for task ':jksf_user:compileDebugJavaWithJavac'.
> Compilation failed; see the compiler error output for details.* Try:
Run with --stacktrace option to get the stack trace. Run with --debug option to get more log output.BUILD FAILEDTotal time: 34.57 secs
Stopped 0 compiler daemon(s).
下面是详细错误信息，找了好久没找到问题
E:\Studio\MyApplication>gradlew compileDebug --stacktrace
Incremental java compilation is an incubating feature.FAILURE: Build failed with an exception.* What went wrong:
Task 'compileDebug' is ambiguous in root project 'MyApplication'. Candidates are
: 'compileDebugAidl', 'compileDebugAndroidTestAidl', 'compileDebugAndroidTestJav
aWithJavac', 'compileDebugAndroidTestNdk', 'compileDebugAndroidTestRenderscript'
, 'compileDebugAndroidTestShaders', 'compileDebugAndroidTestSources', 'compileDe
bugJavaWithJavac', 'compileDebugNdk', 'compileDebugRenderscript', 'compileDebugS
haders', 'compileDebugSources', 'compileDebugUnitTestJavaWithJavac', 'compileDeb
ugUnitTestSources'.* Try:
Run gradlew tasks to get a list of available tasks. Run with --info or --debug o
ption to get more log output.* Exception is:
org.gradle.execution.TaskSelectionException: Task 'compileDebug' is ambiguous in
 root project 'MyApplication'. Candidates are: 'compileDebugAidl', 'compileDebug
AndroidTestAidl', 'compileDebugAndroidTestJavaWithJavac', 'compileDebugAndroidTe
stNdk', 'compileDebugAndroidTestRenderscript', 'compileDebugAndroidTestShaders',
 'compileDebugAndroidTestSources', 'compileDebugJavaWithJavac', 'compileDebugNdk
', 'compileDebugRenderscript', 'compileDebugShaders', 'compileDebugSources', 'co
mpileDebugUnitTestJavaWithJavac', 'compileDebugUnitTestSources'.
        at org.gradle.execution.TaskSelector.getSelection(TaskSelector.java:100)        at org.gradle.execution.TaskSelector.getSelection(TaskSelector.java:75)
        at org.gradle.execution.commandline.CommandLineTaskParser.parseTasks(Com
mandLineTaskParser.java:42)
        at org.gradle.execution.TaskNameResolvingBuildConfigurationAction.config
ure(TaskNameResolvingBuildConfigurationAction.java:44)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.configur
e(DefaultBuildConfigurationActionExecuter.java:48)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.access$0
00(DefaultBuildConfigurationActionExecuter.java:25)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter$1.procee
d(DefaultBuildConfigurationActionExecuter.java:54)
        at org.gradle.execution.DefaultTasksBuildExecutionAction.configure(Defau
ltTasksBuildExecutionAction.java:44)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.configur
e(DefaultBuildConfigurationActionExecuter.java:48)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.access$0
00(DefaultBuildConfigurationActionExecuter.java:25)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter$1.procee
d(DefaultBuildConfigurationActionExecuter.java:54)
        at org.gradle.execution.ExcludedTaskFilteringBuildConfigurationAction.co
nfigure(ExcludedTaskFilteringBuildConfigurationAction.java:47)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.configur
e(DefaultBuildConfigurationActionExecuter.java:48)
        at org.gradle.execution.DefaultBuildConfigurationActionExecuter.select(D
efaultBuildConfigurationActionExecuter.java:36)
        at org.gradle.initialization.DefaultGradleLauncher$3.run(DefaultGradleLa
uncher.java:142)
        at org.gradle.internal.Factories$1.create(Factories.java:22)
        at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(Defaul
tBuildOperationExecutor.java:91)
        at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(Defaul
tBuildOperationExecutor.java:53)
        at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(Default
GradleLauncher.java:139)
        at org.gradle.initialization.DefaultGradleLauncher.access$200(DefaultGra
dleLauncher.java:32)
        at org.gradle.initialization.DefaultGradleLauncher$1.create(DefaultGradl
eLauncher.java:98)
        at org.gradle.initialization.DefaultGradleLauncher$1.create(DefaultGradl
eLauncher.java:92)
        at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(Defaul
tBuildOperationExecutor.java:91)
        at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(Defaul
tBuildOperationExecutor.java:63)
        at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradle
Launcher.java:92)
        at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLaun
cher.java:83)
        at org.gradle.launcher.exec.InProcessBuildActionExecuter$DefaultBuildCon
troller.run(InProcessBuildActionExecuter.java:99)
        at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(Exe
cuteBuildActionRunner.java:28)
        at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildA
ctionRunner.java:35)
        at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProce
ssBuildActionExecuter.java:48)
        at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProce
ssBuildActionExecuter.java:30)
        at org.gradle.launcher.exec.ContinuousBuildActionExecuter.execute(Contin
uousBuildActionExecuter.java:81)
        at org.gradle.launcher.exec.ContinuousBuildActionExecuter.execute(Contin
uousBuildActionExecuter.java:46)
        at org.gradle.launcher.exec.DaemonUsageSuggestingBuildActionExecuter.exe
cute(DaemonUsageSuggestingBuildActionExecuter.java:51)
        at org.gradle.launcher.exec.DaemonUsageSuggestingBuildActionExecuter.exe
cute(DaemonUsageSuggestingBuildActionExecuter.java:28)
        at org.gradle.launcher.cli.RunBuildAction.run(RunBuildAction.java:43)
        at org.gradle.internal.Actions$RunnableActionAdapter.execute(Actions.jav
a:173)
        at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.
execute(CommandLineActionFactory.java:239)
        at org.gradle.launcher.cli.CommandLineActionFactory$ParseAndBuildAction.
execute(CommandLineActionFactory.java:212)
        at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRunti
meValidationAction.java:35)
        at org.gradle.launcher.cli.JavaRuntimeValidationAction.execute(JavaRunti
meValidationAction.java:24)
        at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionRep
ortingAction.java:33)
        at org.gradle.launcher.cli.ExceptionReportingAction.execute(ExceptionRep
ortingAction.java:22)
        at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(
CommandLineActionFactory.java:205)
        at org.gradle.launcher.cli.CommandLineActionFactory$WithLogging.execute(
CommandLineActionFactory.java:169)
        at org.gradle.launcher.Main.doAction(Main.java:33)
        at org.gradle.launcher.bootstrap.EntryPoint.run(EntryPoint.java:45)
        at org.gradle.launcher.bootstrap.ProcessBootstrap.runNoExit(ProcessBoots
trap.java:55)
        at org.gradle.launcher.bootstrap.ProcessBootstrap.run(ProcessBootstrap.j
ava:36)
        at org.gradle.launcher.GradleMain.main(GradleMain.java:23)
        at org.gradle.wrapper.BootstrapMainStarter.start(BootstrapMainStarter.ja
va:30)
        at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:129)
        at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)
BUILD FAILEDTotal time: 29.895 secs

Answer 1

rebuild一下或者重启电脑我上次也这样，后来重启就没有了，感觉AS还是蛮多bug的

Answer 2

这个应该会把你错误的类线面价格下划线，你看看错误类中的具体信息就知道具体问题在哪里ile

Answer 3

E:\Studio\MyApplication\jksf_user\src\main\java\com\gkkj\health\activity\ChatActivity.java
Error:(29, 35) 错误: 程序包com.gkkj.health.databinding不存在
Error:(46, 13) 错误: 找不到符号
符号:   类 ActivityChatBinding
位置: 类 ChatActivity
E:\Studio\MyApplication\jksf_user\src\main\java\com\gkkj\health\adapter\ChatMessageAdapter.java
Error:(21, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(22, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(23, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(24, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(25, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(26, 35) 错误: 程序包com.xxxx.xxx.databinding不存在
Error:(27, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(28, 35) 错误: 程序包com.xxx.xxx.databinding不存在
Error:(29, 35) 错误: 程序包com.xxx.xxx.databinding不存在
E:\Studio\xxx\xxx_xxx\xxx\xxx\xxx\com\xxx\xxx\xxx\DocDetailActivity.java
Error:(14, 35) 错误: 程序包com.xxx.xxxxxx.databinding不存在
Error:(40, 13) 错误: 找不到符号
符号:   类 DocDetail
位置: 类 DocDetailActivity都是对应的  DataBind  找不到，但我看了没有问题，我觉得应该是问题导致的 相应的DataBInd找不到了。。除此之外就没有了，这已经是全部的错误信息了