Android Studio中的失败[INSTALL_FAILED_OLDER_SDK]？

Question

我导入我的Android Studio中的一个项目，让我得到波纹管错误：

pkg: /data/local/tmp/mindmine.com.welcometol 
Failure [INSTALL_FAILED_OLDER_SDK] 

而且贝娄是我的build.gradle，我改变minSdkVersion 21到minSdkVersion 8，但得到我错误尚未：

apply plugin: 'com.android.application' 

android { 
    compileSdkVersion 21 
    buildToolsVersion "21.1.2" 

    defaultConfig { 
     applicationId "mindmine.com.welcometol" 
     minSdkVersion 21 
     targetSdkVersion 21 
     versionCode 1 
     versionName "1.0" 
    } 
    buildTypes { 
     release { 
      minifyEnabled false 
      proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 
     } 
    } 
} 

dependencies { 
    compile fileTree(dir: 'libs', include: ['*.jar']) 
    compile 'com.android.support:recyclerview-v7:21.0.3' 
    compile 'com.android.support:cardview-v7:21.0.3' 
} 

Answer 1

我想你改变 8清单

改变它在你的摇篮

defaultConfig { 
     applicationId "mindmine.com.welcometol" 
     minSdkVersion *<Put yoru min SDK here>* 
     targetSdkVersion 21 
     versionCode 1 
     versionName "1.0" 
    }