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java.lang.ClassNotFoundException:com.jme3.system.JmeDesktopSystem jme3_Java - Fatal编程技术网

java.lang.ClassNotFoundException:com.jme3.system.JmeDesktopSystem jme3

java.lang.ClassNotFoundException:com.jme3.system.JmeDesktopSystem jme3,java,Java,当我尝试模拟我的小项目时,我决定使用jme3库,通过Configure->JDK Profiles->addarchieve->jme3-core.jar浏览jar文件并运行项目示例代码。代码写在一个网站上,我得到的例外是: Mar 25, 2014 10:53:44 AM com.jme3.system.JmeSystem checkDelegate SEVERE: No JmeSystemDelegate specified, cannot instantiate default JmeDe

当我尝试模拟我的小项目时,我决定使用jme3库,通过Configure->JDK Profiles->addarchieve->jme3-core.jar浏览jar文件并运行项目示例代码。代码写在一个网站上,我得到的例外是:

Mar 25, 2014 10:53:44 AM com.jme3.system.JmeSystem checkDelegate
SEVERE: No JmeSystemDelegate specified, cannot instantiate default JmeDesktopSystem:
{0}
java.lang.ClassNotFoundException: com.jme3.system.JmeDesktopSystem
    at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:190)
    at com.jme3.system.JmeSystem.checkDelegate(JmeSystem.java:125)
    at com.jme3.system.JmeSystem.showSettingsDialog(JmeSystem.java:96)
    at com.jme3.app.SimpleApplication.start(SimpleApplication.java:129)
    at Main.main(Main.java:12)

Exception in thread "main" java.lang.NullPointerException
    at com.jme3.system.JmeSystem.showSettingsDialog(JmeSystem.java:97)
    at com.jme3.app.SimpleApplication.start(SimpleApplication.java:129)
    at Main.main(Main.java:12)

Process completed.
关于本机库的问题是否也是J3D库需要处理的问题?我的意思是,我是否需要遵循一些关于安装和导入JME3库的说明?如果是这样的话,谁能告诉我正确的.jar文件的说明或下载位置吗?

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