The current Gradle version 5.6.2 is not compatible with the Kotlin Gradle plugin. Please use Gradle 6.1.1 or newer, or the previous version of the Kotlin plugin

问题：

The current Gradle version 5.6.2 is not compatible with the Kotlin Gradle plugin. Please use Gradle 6.1.1 or newer, or the previous version of the Kotlin plugin

解决办法：

修改android/build.gradle文件

把 classpath 'com.android.tools.build:gradle:3.5.0'

修改为 classpath 'com.android.tools.build:gradle:4.0.0'