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java.lang.IllegalStateException: Stream handler unavailable due to: null	at org.apache.felix.framework.URLHandlersStreamHandlerProxy.openConnection(URLHandlersStreamHandlerProxy.java:311)	at java.net.URL.openConnection(URL.java:945)	at org.apache.felix.framework.cache.JarRevision.initialize(JarRevision.java:155)	at org.apache.felix.framework.cache.JarRevision.(JarRevision.java:82)	at org.apache.felix.framework.cache.JarRevision.(JarRevision.java:60)	at org.apache.felix.framework.cache.BundleArchive.createRevisionFromLocation(BundleArchive.java:868)	at org.apache.felix.framework.cache.BundleArchive.reviseInternal(BundleArchive.java:549)	at org.apache.felix.framework.cache.BundleArchive.(BundleArchive.java:148)	at org.apache.felix.framework.cache.BundleCache.create(BundleCache.java:251)	at org.apache.felix.framework.Felix.installBundle(Felix.java:2476)	at org.apache.felix.framework.Felix.installBundle(Felix.java:2436)	at org.apache.felix.framework.BundleContextImpl.installBundle(BundleContextImpl.java:129)	at org.apache.felix.framework.BundleContextImpl.installBundle(BundleContextImpl.java:107)	at org.ops4j.pax.exam.nat.internal.NativeTestContainer.installAndStartBundles(NativeTestContainer.java:320)	at org.ops4j.pax.exam.nat.internal.NativeTestContainer.start(NativeTestContainer.java:164)	at org.ops4j.pax.exam.spi.reactors.AllConfinedStagedReactor.invoke(AllConfinedStagedReactor.java:86)	at org.ops4j.pax.exam.junit.JUnit4TestRunner$2.evaluate(JUnit4TestRunner.java:323)	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)	at org.junit.runners.ParentRunner.run(ParentRunner.java:236)	at org.ops4j.pax.exam.junit.JUnit4TestRunner.run(JUnit4TestRunner.java:120)	at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:53)	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:119)	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:101)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.maven.surefire.booter.ProviderFactory$ClassLoaderProxy.invoke(ProviderFactory.java:103)	at undefined.$Proxy0.invoke(Unknown Source)	at org.apache.maven.surefire.booter.SurefireStarter.invokeProvider(SurefireStarter.java:150)	at org.apache.maven.surefire.booter.SurefireStarter.runSuitesInProcess(SurefireStarter.java:91)	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:69)