cassandra-stress connection refused

Connected to cluster: Test
Datatacenter: dc1; Host: localhost/127.0.0.1; Rack: r01
Created schema. Sleeping 1s for propagation.
Sleeping 2s...
Warming up insert with 50000 iterations...
Generating batches with [1..1] partitions and [1000..4000] rows (of [5000..20000] total rows in the partitions)
Exception in thread "main" java.lang.RuntimeException: org.apache.thrift.transport.TTransportException: java.net.ConnectException: Connection refused
	at org.apache.cassandra.stress.settings.StressSettings.getRawThriftClient(StressSettings.java:144)
	at org.apache.cassandra.stress.settings.StressSettings.getSimpleThriftClient(StressSettings.java:105)
	at org.apache.cassandra.stress.settings.StressSettings.getThriftClient(StressSettings.java:85)
	at org.apache.cassandra.stress.StressProfile.getInsert(StressProfile.java:378)
	at org.apache.cassandra.stress.settings.SettingsCommandUser$1.get(SettingsCommandUser.java:77)
	at org.apache.cassandra.stress.settings.SettingsCommandUser$1.get(SettingsCommandUser.java:73)
	at org.apache.cassandra.stress.operations.SampledOpDistributionFactory$1.get(SampledOpDistributionFactory.java:78)
	at org.apache.cassandra.stress.StressAction$Consumer.<init>(StressAction.java:269)
	at org.apache.cassandra.stress.StressAction.run(StressAction.java:204)
	at org.apache.cassandra.stress.StressAction.warmup(StressAction.java:105)
	at org.apache.cassandra.stress.StressAction.run(StressAction.java:61)
	at org.apache.cassandra.stress.Stress.main(Stress.java:109)
Caused by: org.apache.thrift.transport.TTransportException: java.net.ConnectException: Connection refused
	at org.apache.thrift.transport.TSocket.open(TSocket.java:187)
	at org.apache.thrift.transport.TFramedTransport.open(TFramedTransport.java:81)
	at org.apache.cassandra.thrift.TFramedTransportFactory.openTransport(TFramedTransportFactory.java:41)
	at org.apache.cassandra.stress.settings.StressSettings.getRawThriftClient(StressSettings.java:124)
	... 11 more
Caused by: java.net.ConnectException: Connection refused
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:345)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at org.apache.thrift.transport.TSocket.open(TSocket.java:182)
	... 14 more