I am getting this error while installing cassandra from tarball. I am new to Cassandra.Can somebody help ? I have used this tutorial : http://herevgo-herevgo.blogspot.in/2013/01/setting-up-cassandra-database-on.html
C:\cassandra\apache-cassandra-1.2.9\bin>cassandra -f
Starting Cassandra Server
INFO 02:03:09,282 Logging initialized
INFO 02:03:09,316 JVM vendor/version: Java HotSpot(TM) 64-Bit Server VM/1.7.0_0
9
INFO 02:03:09,318 Heap size: 1056309248/1056309248
INFO 02:03:09,318 Classpath: C:\cassandra\apache-cassandra-1.2.9\conf;C:\cassan
dra\apache-cassandra-1.2.9\lib\antlr-3.2.jar;C:\cassandra\apache-cassandra-1.2.9
\lib\apache-cassandra-1.2.9.jar;C:\cassandra\apache-cassandra-1.2.9\lib\apache-c
assandra-clientutil-1.2.9.jar;C:\cassandra\apache-cassandra-1.2.9\lib\apache-cas
sandra-thrift-1.2.9.jar;C:\cassandra\apache-cassandra-1.2.9\lib\avro-1.4.0-fixes
.jar;C:\cassandra\apache-cassandra-1.2.9\lib\avro-1.4.0-sources-fixes.jar;C:\cas
sandra\apache-cassandra-1.2.9\lib\commons-cli-1.1.jar;C:\cassandra\apache-cassan
dra-1.2.9\lib\commons-codec-1.2.jar;C:\cassandra\apache-cassandra-1.2.9\lib\comm
ons-lang-2.6.jar;C:\cassandra\apache-cassandra-1.2.9\lib\compress-lzf-0.8.4.jar;
C:\cassandra\apache-cassandra-1.2.9\lib\concurrentlinkedhashmap-lru-1.3.jar;C:\c
assandra\apache-cassandra-1.2.9\lib\guava-13.0.1.jar;C:\cassandra\apache-cassand
ra-1.2.9\lib\high-scale-lib-1.1.2.jar;C:\cassandra\apache-cassandra-1.2.9\lib\ja
ckson-core-asl-1.9.2.jar;C:\cassandra\apache-cassandra-1.2.9\lib\jackson-mapper-
asl-1.9.2.jar;C:\cassandra\apache-cassandra-1.2.9\lib\jamm-0.2.5.jar;C:\cassandr
a\apache-cassandra-1.2.9\lib\jbcrypt-0.3m.jar;C:\cassandra\apache-cassandra-1.2.
9\lib\jline-1.0.jar;C:\cassandra\apache-cassandra-1.2.9\lib\jna-4.0.0.jar;C:\cas
sandra\apache-cassandra-1.2.9\lib\jna-platform-4.0.0.jar;C:\cassandra\apache-cas
sandra-1.2.9\lib\json-simple-1.1.jar;C:\cassandra\apache-cassandra-1.2.9\lib\lib
thrift-0.7.0.jar;C:\cassandra\apache-cassandra-1.2.9\lib\log4j-1.2.16.jar;C:\cas
sandra\apache-cassandra-1.2.9\lib\lz4-1.1.0.jar;C:\cassandra\apache-cassandra-1.
2.9\lib\metrics-core-2.0.3.jar;C:\cassandra\apache-cassandra-1.2.9\lib\netty-3.5
.9.Final.jar;C:\cassandra\apache-cassandra-1.2.9\lib\servlet-api-2.5-20081211.ja
r;C:\cassandra\apache-cassandra-1.2.9\lib\slf4j-api-1.7.2.jar;C:\cassandra\apach
e-cassandra-1.2.9\lib\slf4j-log4j12-1.7.2.jar;C:\cassandra\apache-cassandra-1.2.
9\lib\snakeyaml-1.6.jar;C:\cassandra\apache-cassandra-1.2.9\lib\snappy-java-1.0.
5.jar;C:\cassandra\apache-cassandra-1.2.9\lib\snaptree-0.1.jar;C:\cassandra\apac
he-cassandra-1.2.9\build\classes\main;C:\cassandra\apache-cassandra-1.2.9\build\
classes\thrift;C:\cassandra\apache-cassandra-1.2.9\lib\jamm-0.2.5.jar
INFO 02:03:09,481 JNA link failure, one or more native method will be unavailab
le.
INFO 02:03:09,504 Loading settings from file:/C:/cassandra/apache-cassandra-1.2
.9/conf/cassandra.yaml
ERROR 02:03:09,675 Fatal configuration error error
mapping values are not allowed here
in "<reader>", line 114, column 82:
... og policy for data disk failures:
^
at org.yaml.snakeyaml.scanner.ScannerImpl.fetchValue(ScannerImpl.java:74
2)
at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.ja
va:304)
at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:18
0)
at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(Par
serImpl.java:563)
at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:162)
at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:147)
at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java
:227)
at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:159)
at org.yaml.snakeyaml.composer.Composer.composeDocument(Composer.java:12
1)
at org.yaml.snakeyaml.composer.Composer.getSingleNode(Composer.java:104)
at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseCons
tructor.java:117)
at org.yaml.snakeyaml.Loader.load(Loader.java:52)
at org.yaml.snakeyaml.Yaml.load(Yaml.java:166)
at org.apache.cassandra.config.DatabaseDescriptor.loadYaml(DatabaseDescr
iptor.java:148)
at org.apache.cassandra.config.DatabaseDescriptor.<clinit>(DatabaseDescr
iptor.java:123)
at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.ja
va:217)
at org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon
.java:447)
at org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.jav
a:490)
null; mapping values are not allowed here
Invalid yaml; unable to start server. See log for stacktrace.