java.lang.IllegalArgumentException: Unknown backend metadata-store
at org.apache.bookkeeper.meta.MetadataDrivers.getBookieDriver(MetadataDrivers.java:281)
at org.apache.bookkeeper.meta.MetadataDrivers.getBookieDriver(MetadataDrivers.java:304)
at org.apache.bookkeeper.bookie.BookieResources.createMetadataDriver(BookieResources.java:56)
at org.apache.bookkeeper.server.EmbeddedServer$Builder.build(EmbeddedServer.java:306)
at org.apache.bookkeeper.server.Main.buildBookieServer(Main.java:277)
at org.apache.pulsar.metadata.bookkeeper.BKCluster.startBookie(BKCluster.java:318)
at org.apache.pulsar.metadata.bookkeeper.BKCluster.startNewBookie(BKCluster.java:302)
at org.apache.pulsar.metadata.bookkeeper.BKCluster.startBKCluster(BKCluster.java:188)
at org.apache.pulsar.metadata.bookkeeper.BKCluster.<init>(BKCluster.java:141)
at org.apache.pulsar.metadata.bookkeeper.BKCluster$BKClusterConf.build(BKCluster.java:118)
at org.apache.pulsar.metadata.bookkeeper.EndToEndTest.testBasic(EndToEndTest.java:46)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139)
at org.testng.internal.invokers.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:47)
at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:76)
at org.testng.internal.invokers.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
