参考链接
https://stackoverflow.com/questions/52845161/error-program-type-already-present-android-support-v4-app-fragmenttransitionco
主要原因:
gradle 文件没有导入 support v4 包
implementation 'com.android.support:appcompat-v7:28.0.0'
// 添加下面这句即可
implementation 'com.android.support:support-v4:28.0.0'