【已解决】FAILURE: Build failed with an exception......

一:异常信息

FAILURE: Build failed with an exception.

What went wrong: Execution failed for task ‘:app:mergeDebugResources’.
Could not resolve all files for configuration
‘:app:_internal_aapt2_binary’. Could not resolve
com.android.tools.build:aapt2:3.6.1-6040484.
Required by:
project :app
No cached version of com.android.tools.build:aapt2:3.6.1-6040484 available for offline mode.
No cached version of com.android.tools.build:aapt2:3.6.1-6040484 available for offline
mode.

• Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

BUILD FAILED in 3s

二:解决办法

将 gradle 降低版本即可,编译就好了。如果不知道改为哪个版本，就新建一个项目，看看是什么版本的，直接改为相应的版本即可。