Java “获取异常”；无法加载传输：组织/mule/传输D“；

我在Mule中的Junit测试代码中遇到以下异常。您可以在此处找到我的mule流程和测试代码：

有人能帮我解决这个错误吗

org.mule.api.registry.ServiceException: Failed to load transport: org/mule/transport D
    at org.mule.registry.MuleRegistryHelper.createServiceDescriptor(MuleRegistryHelper.java:563)
    at org.mule.registry.MuleRegistryHelper.lookupServiceDescriptor(MuleRegistryHelper.java:537)
    at org.mule.endpoint.DefaultEndpointFactory.getEndpointBuilder(DefaultEndpointFactory.java:125)
    at org.mule.endpoint.SimpleEndpointCache.getOutboundEndpoint(SimpleEndpointCache.java:45)
    at org.mule.client.DefaultLocalMuleClient.send(DefaultLocalMuleClient.java:113)
    at org.mule.client.DefaultLocalMuleClient.send(DefaultLocalMuleClient.java:101)
    at fileTestCase.sampleTest.testFile(sampleTest.java:59)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
    at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
    at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
    at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
    at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
    at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
    at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

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您的构建路径中可能缺少文件传输JAR。

Yes-Devid，添加所需JAR后问题已解决。谢谢你的建议。太好了，现在请接受我的回答。下面是它的工作原理：

org.mule.transports mule传输文件${mule.version}已提供