我在android上运行jME项目时遇到很多问题。冷杉问题：jME SDK不支持最新版本的Android SDK（它没有sdk / tools / ant文件夹）。我找到了一个较旧的SDK版本，但它仍然无法正常工作。 jME创建了MyGame-debug-unaligned.apk和MyGame-release-unsigned.apk，但它们都无法安装在Android设备上（App未安装消息）。如果我尝试直接从jME SDK运行应用程序，我就会进入日志：
C:\Users\Bublik\GoogleDrive\jMEprojects\Fuck\nbproject\mobile-impl.xml:10: The following error occurred while executing this line:
C:\Program Files\Android\sdk\tools\ant\build.xml:958: The following error occurred while executing this line:
C:\Program Files\Android\sdk\tools\ant\build.xml:969: The following error occurred while executing this line:
C:\Program Files\Android\sdk\tools\ant\build.xml:312:
java.lang.InternalError: Could not obtain X500Principal access
at sun.security.x509.X500Name.<clinit>(X500Name.java:1399)
at com.android.sdklib.internal.build.SignedJarBuilder.writeSignatureBlock(SignedJarBuilder.java:384)