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https://issues.apache.org/jira/browse/IGNITE-631?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Semen Boikov reassigned IGNITE-631:
-----------------------------------

    Assignee: Semen Boikov  (was: Alexey Goncharuk)

> Assert: Null candidate for non-group-lock entry
> -----------------------------------------------
>
>                 Key: IGNITE-631
>                 URL: https://issues.apache.org/jira/browse/IGNITE-631
>             Project: Ignite
>          Issue Type: Bug
>          Components: cache
>            Reporter: Semen Boikov
>            Assignee: Semen Boikov
>            Priority: Critical
>             Fix For: sprint-5
>
>
> Test cases in GridCacheColocatedFailoverSelfTest fail from time to time with 
> this assert:
> {noformat}
> [18:16:08,388][ERROR][ignite-#6649%sys-dht.GridCacheColocatedFailoverSelfTest1%][GridCacheIoManager]
>  Failed processing message [senderId=b1f86175-d268-4825-bf07-9ac47c54699e]
> java.lang.AssertionError: Null candidate for non-group-lock entry 
> [added=null, entry=IgniteTxEntry [key=KeyCacheObjectImpl [val=key4, 
> hasValBytes=true], cacheId=1, txKey=IgniteTxKey [key=KeyCacheObjectImpl 
> [val=key4, hasValBytes=true], cacheId=1], val=[op=DELETE, val=null], 
> prevVal=[op=NOOP, val=null], entryProcessorsCol=null, ttl=-1, 
> conflictExpireTime=-1, conflictVer=null, explicitVer=null, dhtVer=null, 
> filters=[], filtersPassed=false, filtersSet=false, 
> entry=GridDhtColocatedCacheEntry [super=GridDhtCacheEntry [rdrs=[], 
> locPart=GridDhtLocalPartition [id=437, mapPubSize=1, 
> rmvQueue=GridCircularBuffer [sizeMask=31, idxGen=0], state=OWNING, 
> reservations=0, empty=false, createTime=03/27/2015 18:16:04, mapPubSize=1], 
> super=GridDistributedCacheEntry [super=GridCacheMapEntry 
> [key=KeyCacheObjectImpl [val=key4, hasValBytes=true], val=CacheObjectImpl 
> [val=4, hasValBytes=true], startVer=1427465764292, ver=GridCacheVersion 
> [topVer=38945767, nodeOrderDrId=1, globalTime=1427465768274, 
> order=1427465766132], hash=1711681163, extras=null, flags=2]]]], 
> prepared=false, locked=false, nodeId=null, locMapped=false, grpLock=false, 
> expiryPlc=null, transferExpiryPlc=false, xidVer=null]]
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.prepare0(GridDhtTxPrepareFuture.java:825)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.mapIfLocked(GridDhtTxPrepareFuture.java:469)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.prepare(GridDhtTxPrepareFuture.java:725)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocal.prepareAsync(GridDhtTxLocal.java:452)
>       at 
> org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.prepareNearTx(IgniteTxHandler.java:307)
>       at 
> org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.prepareTx(IgniteTxHandler.java:160)
>       at 
> org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.processNearTxPrepareRequest(IgniteTxHandler.java:58)
>       at 
> org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$1.apply(IgniteTxHandler.java:71)
>       at 
> org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$1.apply(IgniteTxHandler.java:69)
>       at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:299)
>       at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:212)
>       at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$300(GridCacheIoManager.java:44)
>       at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager$1.onMessage(GridCacheIoManager.java:132)
>       at 
> org.apache.ignite.internal.managers.communication.GridIoManager.processRegularMessage0(GridIoManager.java:664)
> {noformat}



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