在 Eclipse 中运行 midlet 时出错：未找到类

Question

我正在使用 用于移动开发人员的 Eclipse pulsar 以及用于 j2me (midp2.0) 的 MOTODEV SDK 和 iDEN sdk 。

Eclipse 中的 Debuggin midlet 给出错误：未找到类。

任何人都可以帮助我确定此错误的来源吗？

!ENTRY org.eclipse.mtj.core 4 120 2010-08-05 04:26:53.009
!MESSAGE Couldn't connect to virtual machine
!STACK 0
java.io.IOException: Debugger launch time-out exceeded
    at org.eclipse.mtj.internal.core.launching.midp.EmulatorRunner.waitForRemoteDebugger(Unknown Source)
    at org.eclipse.mtj.internal.core.launching.midp.EmulatorRunner.createVirtualMachine(Unknown Source)
    at org.eclipse.mtj.internal.core.launching.midp.EmulatorRunner.runInDebug(Unknown Source)
    at org.eclipse.mtj.internal.core.launching.midp.EmulatorRunner.run(Unknown Source)
    at org.eclipse.mtj.internal.core.launching.midp.EmulatorLaunchConfigDelegate.launch(Unknown Source)
    at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:853)
    at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:703)
    at org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.java:866)
    at org.eclipse.debug.internal.ui.DebugUIPlugin$8.run(DebugUIPlugin.java:1069)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)