Information:Gradle tasks [:p0031firstproject:clean, :p0031firstproject:generateDebugSources, :p0031firstproject:generateDebugAndroidTestSources, :p0031firstproject:mockableAndroidJar, :p0031firstproject:prepareDebugUnitTestDependencies, :p0031firstproject:assembleDebug] :p0031firstproject:clean :p0031firstproject:preBuild UP-TO-DATE :p0031firstproject:preDebugBuild UP-TO-DATE :p0031firstproject:checkDebugManifest :p0031firstproject:preReleaseBuild UP-TO-DATE :p0031firstproject:prepareComAndroidSupportAnimatedVectorDrawable2330Library :p0031firstproject:prepareComAndroidSupportAppcompatV72330Library :p0031firstproject:prepareComAndroidSupportSupportV42330Library :p0031firstproject:prepareComAndroidSupportSupportVectorDrawable2330Library :p0031firstproject:prepareDebugDependencies :p0031firstproject:compileDebugAidl :p0031firstproject:compileDebugRenderscript :p0031firstproject:generateDebugBuildConfig :p0031firstproject:mergeDebugShaders :p0031firstproject:compileDebugShaders :p0031firstproject:generateDebugAssets :p0031firstproject:mergeDebugAssets :p0031firstproject:generateDebugResValues UP-TO-DATE :p0031firstproject:generateDebugResources :p0031firstproject:mergeDebugResources :p0031firstproject:processDebugManifest :p0031firstproject:processDebugResources :p0031firstproject:generateDebugSources :p0031firstproject:preDebugAndroidTestBuild UP-TO-DATE :p0031firstproject:prepareDebugAndroidTestDependencies :p0031firstproject:compileDebugAndroidTestAidl :p0031firstproject:processDebugAndroidTestManifest :p0031firstproject:compileDebugAndroidTestRenderscript :p0031firstproject:generateDebugAndroidTestBuildConfig :p0031firstproject:mergeDebugAndroidTestShaders :p0031firstproject:compileDebugAndroidTestShaders :p0031firstproject:generateDebugAndroidTestAssets :p0031firstproject:mergeDebugAndroidTestAssets :p0031firstproject:generateDebugAndroidTestResValues UP-TO-DATE :p0031firstproject:generateDebugAndroidTestResources :p0031firstproject:mergeDebugAndroidTestResources :p0031firstproject:processDebugAndroidTestResources :p0031firstproject:generateDebugAndroidTestSources :p0031firstproject:mockableAndroidJar UP-TO-DATE :p0031firstproject:preDebugUnitTestBuild UP-TO-DATE :p0031firstproject:prepareDebugUnitTestDependencies :p0031firstproject:incrementalDebugJavaCompilationSafeguard :p0031firstproject:compileDebugJavaWithJavac :p0031firstproject:compileDebugJavaWithJavac - is not incremental (eg outputs have changed, no previous execution, etc.). :p0031firstproject:compileDebugJavaWithJavac FAILED Error:Execution failed for task ':p0031firstproject:compileDebugJavaWithJavac'. > Unexpected lock protocol found in lock file. Expected 3, found 0. Information:BUILD FAILED Information:Total time: 3 mins 9.756 secs Information:1 error Information:0 warnings Information:See complete output in console
  • Most likely you did not post the entire error log, and somewhere above it indicates your specific error. - Yuriy SPb ♦
  • Is it just with this project? Studio 2 version? Appeared after adding to l? Not enough info. - Yuriy SPb ♦
  • Post your stackoverflow.com/a/29731816/3212712 here - Yuriy SPb ♦
  • Android Studio 2.1, JRE - 1.8.0_91. Recently installed studio. The first application - Ataikhan Adylbekov
  • Echoing studio hellish buggy. And try changing the JRE to 1.7. - Yuriy SPb ♦

1 answer 1

Gradle just need to take a fresher, he throws a mistake in your case.

Android Studio 2 requires at least Gradle 2.10, I use 2.12 now.

PS JDK version doesn’t seem to have to do with We solve this problem:

Unexpected lock protocol found in lock file.