Android Studio3.0多渠道打包遇到的问题

Error:Cannot choose between the following configurations of project :UMUpdate:  
  - debugApiElements  
  - debugRuntimeElements  
  - releaseApiElements  
  - releaseRuntimeElements  
All of them match the consumer attributes:  
  - Configuration 'debugApiElements':  
      - Found com.android.build.api.attributes.BuildTypeAttr 'debug' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.VariantAttr 'debug' but wasn't required.  
      - Found org.gradle.api.attributes.Usage 'java-api' but wasn't required.  
  - Configuration 'debugRuntimeElements':  
      - Found com.android.build.api.attributes.BuildTypeAttr 'debug' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.VariantAttr 'debug' but wasn't required.  
      - Found org.gradle.api.attributes.Usage 'java-runtime' but wasn't required.  
  - Configuration 'releaseApiElements':  
      - Found com.android.build.api.attributes.BuildTypeAttr 'release' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.VariantAttr 'release' but wasn't required.  
      - Found org.gradle.api.attributes.Usage 'java-api' but wasn't required.  
  - Configuration 'releaseRuntimeElements':  
      - Found com.android.build.api.attributes.BuildTypeAttr 'release' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.  
      - Found com.android.build.gradle.internal.dependency.VariantAttr 'release' but wasn't required.  
      - Found org.gradle.api.attributes.Usage 'java-runtime' but wasn't required.  

buildTypes {
        release {
            buildConfigField "boolean", "LOG_DEBUG", "false"
            zipAlignEnabled true
            shrinkResources true
            minifyEnabled true
            proguardFiles 'proguard-rules.pro'
        }

        debug {
            buildConfigField "boolean", "LOG_DEBUG", "true"
            zipAlignEnabled true
            shrinkResources false
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }

        debug2{

        }
    }

buildTypes {
        release {

        }

        debug {

        }

        debug2{

        }
    }