执行gradle sync失败

[yqyzxd]

The CompileOptions.bootClasspath property has been deprecated and is scheduled to be removed in Gradle 5.0. Please use the CompileOptions.bootstrapClasspath property instead.
/Users/wind/demo/Android-OpenGLRenderer-master/app/build/intermediates/ndkBuild/debug/obj/local/armeabi-v7a/objs-debug/pngdecoder/./libpng/image.o.d:1: *** target pattern contains no `%'
. Stop.