It looks like this will happen if it tries to replay a mutation for a
dropped keyspace (dropped CFs are handled correctly).

Created https://issues.apache.org/jira/browse/CASSANDRA-2631 to fix.

On Wed, Apr 27, 2011 at 6:22 AM, Subscriber <subscri...@zfabrik.de> wrote:
> Hi,
> I'm using Cassandra 0.7.4 on a three node cluster. The cluster was setup
> yesterday as a fresh installation (no upgrade).
> The cluster is installed beside a hadoop cluster (I want to discover how
> cassandra works together with hadoop's map/reduce feature).
> After loading some test data into the cassandra cluster (some text-files for
> a first wordcount m/r example ;-) I killed all nodes and restarted the
> cluster.
> Two nodes are starting fine but the third node doesn't start and throws a
> NullPointerException:
>  INFO 12:44:42,557 Finished reading
> /home/.../cassandra/work/commitlog/CommitLog-1303828029742.log
> ERROR 12:44:42,558 Exception encountered during startup.
> java.lang.NullPointerException
> at org.apache.cassandra.db.Table.createReplicationStrategy(Table.java:275)
> at org.apache.cassandra.db.Table.<init>(Table.java:221)
> at org.apache.cassandra.db.Table.open(Table.java:110)
> at org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:273)
> at org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:156)
> at
> org.apache.cassandra.service.AbstractCassandraDaemon.setup(AbstractCassandraDaemon.java:173)
> at
> org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:314)
> at org.apache.cassandra.thrift.CassandraDaemon.main(CassandraDaemon.java:79)
> Exception encountered during startup.
> This looks pretty much the same as
> issue https://issues.apache.org/jira/browse/CASSANDRA-1889 which is in
> resolution "cannot reproduce".
> What can I do to make the node starting again?
> Thanks in advance and best regards
> Udo



-- 
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support
http://www.datastax.com

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