title: How to fix > No signature of method: build_dxc6m5s863o0nfrfjdg2bqjp.android() is applicable for argument types
body: <p>Problem: A problem occurred evaluating project ':app'.</p>
  <blockquote>
  <p>No signature of method: build_dxc6m5s863o0nfrfjdg2bqjp.android() is applicable for argument types: (build_dxc6m5s863o0nfrfjdg2bqjp$_run_closure1) values: [build_dxc6m5s863o0nfrfjdg2bqjp$_run_closure1@18112963]</p>
  </blockquote>
  <p>Gradle File:</p>
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      compileSdkVersion 21
      buildToolsVersion &quot;21.1.2&quot;
  
      defaultConfig {
          applicationId &quot;com.numix.calculator_pro&quot;
  
          testApplicationId &quot;com.numix.calculator_pro_pro.pro.tests&quot;
          testInstrumentationRunner &quot;android.test.InstrumentationTestRunner&quot;
      }
  
      lintOptions {
          checkReleaseBuilds false
          // Or, if you prefer, you can continue to check for errors in release builds,
          // but continue the build even when errors are found:
          abortOnError false
      }
  
      buildTypes {
          release {
              runProguard false
              proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
          }
      }
  }
  
  dependencies {
      implementation 'com.android.support:support-v4:21.0.3'
      compile files('libs/achartengine.jar')
      compile files('libs/ejml-0.21.jar')
      compile files('libs/arity-2.1.6.jar')
      compile files('libs/slider.jar')
      compile files('libs/acra-4.5.0-sources.jar')
      compile files('libs/acra-4.5.0-javadoc.jar')
  }
  </code></pre>