我正在关注此页面上的视频http://zegoggl.es/2009/12/building-android-apps-in-scala-with-sbt.html它使用 SBT 创建 Android 项目。但是我到了尝试使用安装模拟器的地步
sbt install-emulator
我收到以下错误:
[info] Nothing to compile.
[info] Post-analysis: 1 classes.
[info] == tests / compile ==
[info]
[info] == awesomepad / proguard ==
ProGuard, version 4.4
ProGuard is released under the GNU General Public License. The authors of all
programs or plugins that link to it (sbt, ...) therefore
must ensure that these programs carry the GNU General Public License as well.
Reading program directory [C:\Projects\Scala\sbt2test\awesomepad\target\scala_2.
9.1\classes]
java.io.IOException: Can't read [proguard.ClassPathEntry@550a17fb] (Can't proces
s class [com/kickass/awesomepad/R$attr.class] (Unsupported version number [51.0]
for class format))
at proguard.InputReader.readInput(InputReader.java:230)
at proguard.InputReader.readInput(InputReader.java:200)
at proguard.InputReader.readInput(InputReader.java:178)
at proguard.InputReader.execute(InputReader.java:78)
at proguard.ProGuard.readInput(ProGuard.java:195)