ERROR: Failed to resolve: com.github.LuckSiege.PictureSelector:picture_library:v2.6.0

忘记写第二个了，来指定仓库地址：

allprojects {
   repositories {
      jcenter()
      maven { url 'https://jitpack.io' }
   }
}

放置再gradle的android括号中。然后，指定minsdk为20即可。

标签：picture,github,20,LuckSiege,指定,library,Failed,io,jitpack
来源： https://blog.csdn.net/qq_26460841/article/details/115257054