,我也是按着教程一点一点来的,但是他又出错了
Error:A problem occurred configuring project ':app'.
> Could not resolve all dependencies for configuration ':app:_debugApkCopy'.
> Could not find any version that matches com.android.support:appcompat-v7:29.+.
Versions that do not match:
26.0.0-alpha1
25.3.1
25.3.0
25.2.0
25.1.1
+ 31 more
Required by:
MyApplication:app:unspecified
您的每一个用心回答,都会让这个世界变得更美好一些!