title: Program type already present: com.bumptech.glide.BitmapOptions
body: <p>My purpose is to load the picture with glide.when the android project is compiled, there will be a mistake like this:
  Program type already present: <code>com.bumptech.glide.BitmapOptions Message{kind=ERROR, text=Program type already present: com.bumptech.glide.BitmapOptions, sources=[Unknown source file], toolname=Optional.of(D8)}</code>
  This problem bothers me for a long time,thanks for your answer</p>
  
  <p>build.gradle:</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
      compileSdkVersion 26
      buildToolsVersion "27.0.3"
  
      defaultConfig {
          applicationId "com.example.usercenter"
          minSdkVersion 15
          targetSdkVersion 26
          versionCode 1
          versionName "1.0"
  
          testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
  
      }
      buildTypes {
          release {
              minifyEnabled false
              proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
          }
      }
  }
  
  dependencies {
      compile fileTree(include: ['*.jar'], dir: 'libs')
      compile 'com.android.support:appcompat-v7:26.+'
      compile 'com.android.support.constraint:constraint-layout:1.0.2'
      testCompile 'junit:junit:4.12'
      compile 'com.github.bumptech.glide:glide:3.7.0'
      compile 'jp.wasabeef:glide-transformations:2.0.1'
      compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
  }
  </code></pre>
  
  <p>Mainactivity.java:</p>
  
  <pre><code>    public class MainActivity extends AppCompatActivity {
          private ImageView blurImageView;
          private ImageView avatarImageView;
  
          @Override
          protected void onCreate(Bundle savedInstanceState) {
              super.onCreate(savedInstanceState);
              this.requestWindowFeature(Window.FEATURE_NO_TITLE);//
              setContentView(R.layout.activity_main);//
              blurImageView = (ImageView) findViewById(R.id.iv_blur);//
              avatarImageView = (ImageView) findViewById(R.id.iv_avatar);//
  
              Glide.with(this).load(R.drawable.head)
                      .bitmapTransform(new BlurTransformation(this, 25), new CenterCrop(this))
                      .into(blurImageView);
  
              Glide.with(this).load(R.drawable.head)
                      .bitmapTransform(new CropCircleTransformation(this))
                      .into(avatarImageView);
          }
      }
  Who can help me,please?
  </code></pre>