ERROR: Cannot choose between the following variants of project :ble-interface:

[4332weizi]

BUILD FAILED in 1s
ERROR: Cannot choose between the following variants of project :ble-interface:
  - debugApiElements
  - debugRuntimeElements
  - releaseApiElements
  - releaseRuntimeElements
All of them match the consumer attributes:
  - Variant 'debugApiElements':
      - Found com.android.build.api.attributes.BuildTypeAttr 'debug' but wasn't required.
      - Found com.android.build.api.attributes.VariantAttr 'debug' but wasn't required.
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.
      - Found org.gradle.usage 'java-api' but wasn't required.
  - Variant 'debugRuntimeElements':
      - Found com.android.build.api.attributes.BuildTypeAttr 'debug' but wasn't required.
      - Found com.android.build.api.attributes.VariantAttr 'debug' but wasn't required.
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.
      - Found org.gradle.usage 'java-runtime' but wasn't required.
  - Variant 'releaseApiElements':
      - Found com.android.build.api.attributes.BuildTypeAttr 'release' but wasn't required.
      - Found com.android.build.api.attributes.VariantAttr 'release' but wasn't required.
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.
      - Found org.gradle.usage 'java-api' but wasn't required.
  - Variant 'releaseRuntimeElements':
      - Found com.android.build.api.attributes.BuildTypeAttr 'release' but wasn't required.
      - Found com.android.build.api.attributes.VariantAttr 'release' but wasn't required.
      - Found com.android.build.gradle.internal.dependency.AndroidTypeAttr 'Aar' but wasn't required.
      - Found org.gradle.usage 'java-runtime' but wasn't required.

[carBigun]

I have the same problem

[cpdroid]

Maybe this plugin will help you , support android gradle plugin 3.0.0-3.4.2 and gradle 4.6-5.1.1. https://github.com/cpdroid/fat-aar