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java.lang.NullPointerException: 	at org.apache.tuscany.core.implementation.java.JavaComponentBuilder.build(JavaComponentBuilder.java:120)	at org.apache.tuscany.core.implementation.java.JavaComponentBuilder.build(JavaComponentBuilder.java:1)	at org.apache.tuscany.core.builder.BuilderRegistryImpl.build(BuilderRegistryImpl.java:107)	at org.apache.tuscany.core.implementation.composite.AbstractCompositeBuilder.build(AbstractCompositeBuilder.java:35)	at org.apache.tuscany.core.implementation.composite.CompositeBuilder.build(CompositeBuilder.java:44)	at org.apache.tuscany.core.builder.BuilderRegistryImpl.build(BuilderRegistryImpl.java:107)	at org.apache.tuscany.core.deployer.DeployerImpl.build(DeployerImpl.java:142)	at org.apache.tuscany.core.deployer.DeployerImpl.deploy(DeployerImpl.java:97)	at org.apache.tuscany.core.launcher.LauncherImpl.bootApplication(LauncherImpl.java:215)	at org.apache.tuscany.test.SCATestCase.setUp(SCATestCase.java:88)	at tuscany.sample.sync.customer.CustomerImplTest.setUp(CustomerImplTest.java:16)	at junit.framework.TestCase.runBare(TestCase.java:125)	at junit.framework.TestResult$1.protect(TestResult.java:106)	at junit.framework.TestResult.runProtected(TestResult.java:124)	at junit.framework.TestResult.run(TestResult.java:109)	at junit.framework.TestCase.run(TestCase.java:118)	at junit.framework.TestSuite.runTest(TestSuite.java:208)	at junit.framework.TestSuite.run(TestSuite.java:203)	at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:128)	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)