[ 
https://issues.apache.org/jira/browse/CASSANDRA-9122?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Will Zhang updated CASSANDRA-9122:
----------------------------------
    Description: 
Repeated occurrance of null pointer exception in system.log after upgrading 
from 2.1.2 to 2.1.3. System.log section below.

{code:java}
ERROR [CompactionExecutor:40] 2015-04-05 18:34:36,413 CassandraDaemon.java:167 
- Exception in thread Thread[CompactionExecutor:40,1,main]
java.lang.NullPointerException: null
        at 
org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:475)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:463)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:274)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.db.compaction.CompactionManager$11.run(CompactionManager.java:1152)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
~[na:1.8.0_11]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
~[na:1.8.0_11]
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
~[na:1.8.0_11]
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
[na:1.8.0_11]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_11]
INFO  [ScheduledTasks:1] 2015-04-05 18:34:38,392 ColumnFamilyStore.java:877 - 
Enqueuing flush of sstable_activity: 35890 (0%) on-heap, 0 (0%) off-heap
INFO  [MemtableFlushWriter:30] 2015-04-05 18:34:38,401 Memtable.java:339 - 
Writing Memtable-sstable_activity@388081044(3726 serialized bytes, 1656 ops, 
0%/0% of on/off-heap limit)
{code}

  was:
Repeated occurrance of null pointer exception in system.log after upgrading 
from 2.1.2 to 2.1.3. System.log section below.

ERROR [CompactionExecutor:40] 2015-04-05 18:34:36,413 CassandraDaemon.java:167 
- Exception in thread Thread[CompactionExecutor:40,1,main]
java.lang.NullPointerException: null
        at 
org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:475)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:463)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:274)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
org.apache.cassandra.db.compaction.CompactionManager$11.run(CompactionManager.java:1152)
 ~[apache-cassandra-2.1.3.jar:2.1.3]
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
~[na:1.8.0_11]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
~[na:1.8.0_11]
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
~[na:1.8.0_11]
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
[na:1.8.0_11]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_11]
INFO  [ScheduledTasks:1] 2015-04-05 18:34:38,392 ColumnFamilyStore.java:877 - 
Enqueuing flush of sstable_activity: 35890 (0%) on-heap, 0 (0%) off-heap
INFO  [MemtableFlushWriter:30] 2015-04-05 18:34:38,401 Memtable.java:339 - 
Writing Memtable-sstable_activity@388081044(3726 serialized bytes, 1656 ops, 
0%/0% of on/off-heap limit)


> CassandraDaemon.java:167 NullPointerException
> ---------------------------------------------
>
>                 Key: CASSANDRA-9122
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9122
>             Project: Cassandra
>          Issue Type: Bug
>         Environment: Windows 7
>            Reporter: Will Zhang
>             Fix For: 2.1.5
>
>
> Repeated occurrance of null pointer exception in system.log after upgrading 
> from 2.1.2 to 2.1.3. System.log section below.
> {code:java}
> ERROR [CompactionExecutor:40] 2015-04-05 18:34:36,413 
> CassandraDaemon.java:167 - Exception in thread 
> Thread[CompactionExecutor:40,1,main]
> java.lang.NullPointerException: null
>       at 
> org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:475)
>  ~[apache-cassandra-2.1.3.jar:2.1.3]
>       at 
> org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:463)
>  ~[apache-cassandra-2.1.3.jar:2.1.3]
>       at 
> org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:274)
>  ~[apache-cassandra-2.1.3.jar:2.1.3]
>       at 
> org.apache.cassandra.db.compaction.CompactionManager$11.run(CompactionManager.java:1152)
>  ~[apache-cassandra-2.1.3.jar:2.1.3]
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
> ~[na:1.8.0_11]
>       at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
> ~[na:1.8.0_11]
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  ~[na:1.8.0_11]
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  [na:1.8.0_11]
>       at java.lang.Thread.run(Thread.java:745) [na:1.8.0_11]
> INFO  [ScheduledTasks:1] 2015-04-05 18:34:38,392 ColumnFamilyStore.java:877 - 
> Enqueuing flush of sstable_activity: 35890 (0%) on-heap, 0 (0%) off-heap
> INFO  [MemtableFlushWriter:30] 2015-04-05 18:34:38,401 Memtable.java:339 - 
> Writing Memtable-sstable_activity@388081044(3726 serialized bytes, 1656 ops, 
> 0%/0% of on/off-heap limit)
> {code}



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