[CASSANDRA-623] NullPointer during a get_range_slice

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 0.5

Environment

r888913 RF=2 3 node cluster

• Severity: Normal
• Assignee: Jonathan Ellis
• Reporter: Dan Di Spaltro

Authors

Jonathan Ellis

• Created: 10/Dec/09 18:03
• Updated: 16/Apr/19 09:33
• Resolved: 11/Dec/09 03:58

Description

I keep running into this exception on a get_range_slice command. It seems to be a regression because it didn't happen in r886010 but does happen in r888913

2009-12-10_17:17:22.56200 ERROR - Error in ThreadPoolExecutor
2009-12-10_17:17:22.56200 java.lang.RuntimeException: java.lang.NullPointerException
2009-12-10_17:17:22.56200 at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:53)
2009-12-10_17:17:22.56200 at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:38)
2009-12-10_17:17:22.56200 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
2009-12-10_17:17:22.56200 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
2009-12-10_17:17:22.56200 at java.lang.Thread.run(Thread.java:636)
2009-12-10_17:17:22.56200 Caused by: java.lang.NullPointerException
2009-12-10_17:17:22.56200 at org.apache.cassandra.dht.OrderPreservingPartitioner$1.compare(OrderPreservingPartitioner.java:45)
2009-12-10_17:17:22.56200 at org.apache.cassandra.dht.OrderPreservingPartitioner$1.compare(OrderPreservingPartitioner.java:42)
2009-12-10_17:17:22.56200 at org.apache.cassandra.db.ColumnFamilyStore.getKeyRangeRaw(ColumnFamilyStore.java:1465)
2009-12-10_17:17:22.56200 at org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1506)
2009-12-10_17:17:22.56200 at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:39)
2009-12-10_17:17:22.56200 ... 4 more
2009-12-10_17:17:22.57200 ERROR - Fatal exception in thread Thread[ROW-READ-STAGE:96,5,main]
2009-12-10_17:17:22.57200 java.lang.RuntimeException: java.lang.NullPointerException
2009-12-10_17:17:22.57200 at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:53)
2009-12-10_17:17:22.57200 at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:38)
2009-12-10_17:17:22.57200 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
2009-12-10_17:17:22.57200 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
2009-12-10_17:17:22.57200 at java.lang.Thread.run(Thread.java:636)
2009-12-10_17:17:22.57200 Caused by: java.lang.NullPointerException
2009-12-10_17:17:22.57200 at org.apache.cassandra.dht.OrderPreservingPartitioner$1.compare(OrderPreservingPartitioner.java:45)
2009-12-10_17:17:22.57200 at org.apache.cassandra.dht.OrderPreservingPartitioner$1.compare(OrderPreservingPartitioner.java:42)
2009-12-10_17:17:22.57200 at org.apache.cassandra.db.ColumnFamilyStore.getKeyRangeRaw(ColumnFamilyStore.java:1465)
2009-12-10_17:17:22.57200 at org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1506)
2009-12-10_17:17:22.57200 at org.apache.cassandra.service.RangeSliceVerbHandler.doVerb(RangeSliceVerbHandler.java:39)
2009-12-10_17:17:22.57200 ... 4 more