20 17:51:47,137 [randomwalk.Framework] ERROR: Error during random walk
java.lang.Exception: Error running node Concurrent.xml
at org.apache.accumulo.test.randomwalk.Module.visit(Module.java:285)
at org.apache.accumulo.test.randomwalk.Framework.run(Framework.java:65)
at org.apache.accumulo.test.randomwalk.Framework.main(Framework.java:125)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.accumulo.start.Main$1.run(Main.java:137)
at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.Exception: Error running node ct.DeleteNamespace
at org.apache.accumulo.test.randomwalk.Module.visit(Module.java:285)
at org.apache.accumulo.test.randomwalk.Module.visit(Module.java:254)
... 8 more
Caused by: org.apache.accumulo.core.client.NamespaceNotEmptyException: Namespace nspc_000 (Id=s) it not empty, contains at least one table
at org.apache.accumulo.core.client.admin.NamespaceOperationsImpl.delete(NamespaceOperationsImpl.java:228)
at org.apache.accumulo.test.randomwalk.concurrent.DeleteNamespace.visit(DeleteNamespace.java:42)
at org.apache.accumulo.test.randomwalk.Module.visit(Module.java:254)