Hi,
we have 4 node Cassandra (version 0.8.1) cluster. 2 CF inside. While first
CF is working properly (read/store), get_range_slices query on second CF
return NPE error.
Any idea why it happen? Maybe some known bug and fixed in 0.8.3 ?
ERROR [pool-2-thread-51] 2011-08-25 15:02:04,360 Cassandra.java (line 3210)
Internal error processing get_range_slices
java.lang.NullPointerException
at org.apache.cassandra.db.ColumnFamily.diff(ColumnFamily.java:298)
at org.apache.cassandra.db.ColumnFamily.diff(ColumnFamily.java:406)
at
org.apache.cassandra.service.RowRepairResolver.maybeScheduleRepairs(RowRepairResolver.java:103)
at
org.apache.cassandra.service.RangeSliceResponseResolver$2.getReduced(RangeSliceResponseResolver.java:120)
at
org.apache.cassandra.service.RangeSliceResponseResolver$2.getReduced(RangeSliceResponseResolver.java:85)
at
org.apache.cassandra.utils.ReducingIterator.computeNext(ReducingIterator.java:74)
at
com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:140)
at
com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:135)
at
org.apache.cassandra.service.StorageProxy.getRangeSlice(StorageProxy.java:715)
at
org.apache.cassandra.thrift.CassandraServer.get_range_slices(CassandraServer.java:617)
at
org.apache.cassandra.thrift.Cassandra$Processor$get_range_slices.process(Cassandra.java:3202)
at
org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2889)
at
org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:187)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown
Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)
at java.lang.Thread.run(Unknown Source)
