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Ivan Daschinskiy commented on IGNITE-8612: ------------------------------------------ I've reproduced this issue with attached test (see attachments) and after your fix, [~amashenkov], reproducer passed. I suppose this is a duplicate of -IGNITE-7972- > NPE in GridCacheTtlManager#expire on commit() or close() on client > ------------------------------------------------------------------ > > Key: IGNITE-8612 > URL: https://issues.apache.org/jira/browse/IGNITE-8612 > Project: Ignite > Issue Type: Bug > Affects Versions: 2.4 > Reporter: Andrew Medvedev > Priority: Major > Attachments: TxOnMultipleCacheStartTest.java > > > We have got NPE in > org.apache.ignite.internal.processors.cache.GridCacheTtlManager#expire(int) > several times during 4 minutes period from tx.close() and tx.commit() here > [https://github.com/apache/ignite/blob/40845c67750c300b5568d157ab0ffeaf320802a8/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/GridCacheTtlManager.java#L203] > > {{Caused by: java.lang.NullPointerException}} > {{at > org.apache.ignite.internal.processors.cache.GridCacheTtlManager.expire(GridCacheTtlManager.java:197)}} > {{at > org.apache.ignite.internal.processors.cache.GridCacheUtils.unwindEvicts(GridCacheUtils.java:834)}} > {{at > org.apache.ignite.internal.processors.cache.GridCacheUtils.unwindEvicts(GridCacheUtils.java:844)}} > {{at > org.apache.ignite.internal.processors.cache.transactions.TransactionProxyImpl.leave(TransactionProxyImpl.java:136)}} > {{at > org.apache.ignite.internal.processors.cache.transactions.TransactionProxyImpl.close(TransactionProxyImpl.java:326)}} > This could have been IgniteCacheOffheapManager == null, cctx.offheap() > returning null, but I could not reproduce it. To debug this further, a PR > with assert added will be submitted -- This message was sent by Atlassian JIRA (v7.6.3#76005)