Getting “package android.support.multidex does not exist” after upgrading to Android Studio 2.3
问题 I updated from Android Studio 2.2.3 to Android Studio 2.3 yesterday, and I ran into the following two problems: Upon updating, Gradle 3.2 was installed by default, but syncing my project would not work and I kept getting an error saying "Gradle 3.3 is required". Using the default Gradle wrapper doesn't work. The only way to fix this was to download Gradle 3.3 manually and point to the directory in build settings. On running my project, I kept getting a string of errors involving my