8/1 になんだかんだというのでちまちまやってるといろんなことがおこる.

【 Android_ID / IMEI を使ったらアウト?! 】8/1 以降 「端末の特定」はすべて Google「広告ID」経由に

build tool を 19.1.0 にする.

android {
    compileSdkVersion 19
    buildToolsVersion ’19.1.0'

Gradle Plugin のバージョンを 0.12.0 以降にする.

buildscript {
    dependencies {
        classpath 'com.android.tools.build:gradle:0.12.+'

Error:The project is using an unsupported version of Gradle. Please use version 1.12.
Please point to a supported Gradle version in the project's Gradle settings or in the project's Gradle wrapper (if applicable.)

gradle/wrapper/gradle-wrapper.properties

distributionUrl=http\://services.gradle.org/distributions/gradle-1.12-all.zip

Error:Execution failed for task ’sample:processDefaultFlavorDebugManifest'.
> Manifest merger failed : uses-sdk:minSdkVersion 17 cannot be smaller than version L declared in library com.android.support:appcompat-v7:21.0.0-rc1

appcompat が 21 を拾ってエラー
→ 19.+ に

dependencies {
    compile 'com.android.support:appcompat-v7:19.+'
    compile 'com.google.android.gms:play-services:+’

Warning:(21, 25) Not targeting the latest versions of Android; compatibility modes apply. Consider testing and updating this version. Consult the android.os.Build.VERSION_CODES javadoc for details.

android {
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_7
        targetCompatibility JavaVersion.VERSION_1_7

Gradle のバージョンて こんな風になってたのかっ

Android Studio Gradle issue upgrading to version 0.5.0 - Gradle Migrating From 0.8 to 0.9 - Also Android Studio upgrade to 0.8.1 - Stack Overflow

関連ワード:  Android・AndroidStudio・Google・Gradle・初心者・開発