Hi, I've build a DB as I've made with 0.4.2 now with this code :
final SliceRange sliceRange = new SliceRange(limitsChannel[0].getBytes("UTF-8"), limitsChannel[1].getBytes("UTF-8"), false, headendsChannelList.size()); SlicePredicate predicateKeys = new SlicePredicate(null, sliceRange); ColumnParent parent = new ColumnParent("channelShowDate", null); List<KeySlice> keysSlice = null; keysSlice = clientCassandra.get_range_slice("Keyspace1", parent, predicateKeys, String.valueOf(startDate.getTime()), String.valueOf(endDate.getTime()), (int) diffMillis, ConsistencyLevel.QUORUM); I get this : ERROR [ROW-READ-STAGE:2] 2009-12-14 00:23:11,372 DebuggableThreadPoolExecutor.java (line 127) Error in ThreadPoolExecutor java.lang.RuntimeException: java.lang.NullPointerException at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:53) at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:38) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:637) Caused by: java.lang.NullPointerException at org.apache.cassandra.db.Row.addColumnFamily(Row.java:96) at org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1469) at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:39) ... 4 more ERROR [ROW-READ-STAGE:2] 2009-12-14 00:23:11,388 CassandraDaemon.java (line 71) Fatal exception in thread Thread[ROW-READ-STAGE:2,5,main] java.lang.RuntimeException: java.lang.NullPointerException at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:53) at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:38) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:637) Caused by: java.lang.NullPointerException at org.apache.cassandra.db.Row.addColumnFamily(Row.java:96) at org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1469) at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:39) ... 4 more The point that seems to be very strange is : at org.apache.cassandra.db.Row.addColumnFamily(Row.java:96) why If I make a get_range_slice I call a addColumnFamily it's just a query !! Please help it's really critical for us to fix this Thanks for any help Richard