title: how to fix 22.0.1\aapt.exe'' finished with non-zero exit value 1
body: <p>I was coding in android studio then this error will appear:</p>
  
  <blockquote>
    <p>cannot resolve symbol 'R'</p>
    
    <p>Error:Execution failed for task ':demo:processDebugResources'.
    com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'D:\Android Development\sdk\android-sdk\build-tools\22.0.1\aapt.exe'' finished with non-zero exit value 1</p>
  </blockquote>
  
  <p>this is my Gradle:</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      compileSdkVersion 22
      buildToolsVersion '22.0.1'
  
      defaultConfig {
          applicationId "br.liveo.ndrawer"
          minSdkVersion 21
          targetSdkVersion 22
          versionCode 1
          versionName "1.0"
      }
      buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
          }
      }
      compileOptions {
          sourceCompatibility JavaVersion.VERSION_1_7
          targetCompatibility JavaVersion.VERSION_1_7
      }
  }
  
  dependencies {
      compile project(':library')
      compile fileTree(include: ['*.jar'], dir: 'libs')
      compile 'com.android.support:design:22.2.0'
      compile 'com.android.support:appcompat-v7:22.2.0'
  }
  </code></pre>
  
  <p>I use Android Studio V 1.0 , all API 22 and API 21 and Tools and Extras of SDK Manager are updated.</p>
  
  <p>this options not working:</p>
  
  <blockquote>
    <p>File/ Invalidate Cashes/Restart</p>
    
    <p>Build/ Rebuild Project</p>
    
    <p>Build/ Clean Project</p>
  </blockquote>
  
  <p>what should I do know?</p>
  
  <p>tnx</p>