SdkProject/library/build.gradle
@@ -32,13 +32,13 @@ def channelJavaFiles = getAllFiles(new ArrayList<File>(), "${channelPath}/java") android { compileSdkVersion 26 compileSdkVersion 28 buildToolsVersion "28.0.3" defaultConfig { minSdkVersion 21 //noinspection ExpiredTargetSdkVersion targetSdkVersion 26 targetSdkVersion 28 versionCode 1 multiDexEnabled true versionCode 6