在创建微尘时使用Contiki Cooja微尘的问题

Question

我已经开发了一个工作的Cooja模拟，它使用1个天空微尘(对于RPL边界路由器，不能与cooja微尘一起工作)和30个Cooja微尘。我使用ant big_mem运行cooja。模拟工作正常，然后我保存了它。在退出cooja之后，我尝试重新使用它，但我总是得到以下错误：

se.sics.cooja.GUI$SimulationCreationException: Mote type creation error: Error when creating corecomm instance: Lib4
    at se.sics.cooja.GUI.loadSimulationConfig(GUI.java:3428)
    at se.sics.cooja.GUI.loadSimulationConfig(GUI.java:3340)
    at se.sics.cooja.GUI.doLoadConfig(GUI.java:2397)
    at se.sics.cooja.GUI$4.run(GUI.java:636)
    at java.lang.Thread.run(Thread.java:745)
Caused by: se.sics.cooja.MoteType$MoteTypeCreationException: Error when creating corecomm instance: Lib4
    at se.sics.cooja.CoreComm.createCoreComm(CoreComm.java:343)
    at se.sics.cooja.contikimote.ContikiMoteType.doInit(ContikiMoteType.java:385)
    at se.sics.cooja.contikimote.ContikiMoteType.configureAndInit(ContikiMoteType.java:348)
    at se.sics.cooja.contikimote.ContikiMoteType.setConfigXML(ContikiMoteType.java:1389)
    at se.sics.cooja.Simulation.setConfigXML(Simulation.java:681)
    at se.sics.cooja.GUI.loadSimulationConfig(GUI.java:3410)
    ... 4 more
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
    at se.sics.cooja.CoreComm.createCoreComm(CoreComm.java:334)
    ... 9 more
Caused by: java.lang.UnsatisfiedLinkError: se.sics.cooja.corecomm.Lib4.init()V
    at se.sics.cooja.corecomm.Lib4.init(Native Method)
    at se.sics.cooja.corecomm.Lib4.<init>(Lib4.java:50)
    ... 14 more

我该怎么解决它呢？谢谢你，丹尼尔

Answer 1

我发现了问题所在。有必要删除模拟为解决问题而创建的obj_cooja文件夹