Could not find com.android.tools.build:aapt2:3.2.1-4818971. Searched in the following locations: file:/H:/Android/android-sdk/extras/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971.pom file:/H:/Android/android-sdk/extras/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971-windows.jar file:/H:/Android/android-sdk/extras/google/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971.pom file:/H:/Android/android-sdk/extras/google/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971-windows.jar file:/H:/Android/android-sdk/extras/android/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971.pom file:/H:/Android/android-sdk/extras/android/m2repository/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971-windows.jar https://jcenter.bintray.com/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971.pom https://jcenter.bintray.com/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971-windows.jar https://jitpack.io/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971.pom https://jitpack.io/com/android/tools/build/aapt2/3.2.1-4818971/aapt2-3.2.1-4818971-windows.jar Required by: project :mnvideoplayerlibrary
在project的gradle文件中，将 google()添加到jcenter()前面或后面。
再次同步即可！