Alexander Lapin created IGNITE-13868: ----------------------------------------
Summary: Create caches simultaneously in same non-existing cache group led to NPE Key: IGNITE-13868 URL: https://issues.apache.org/jira/browse/IGNITE-13868 Project: Ignite Issue Type: Bug Reporter: Alexander Lapin Assignee: Alexander Lapin 1 server 1 client Case: server create cache and group client create cache in previous group {code:java} Caused by: java.lang.NullPointerException at java.util.Collections$UnmodifiableCollection.<init>(Collections.java:1026) at java.util.Collections$UnmodifiableList.<init>(Collections.java:1302) at java.util.Collections.unmodifiableList(Collections.java:1287) at org.apache.ignite.internal.processors.affinity.GridAffinityAssignmentV2.<init>(GridAffinityAssignmentV2.java:108) at org.apache.ignite.internal.processors.affinity.GridAffinityAssignmentCache.initialize(GridAffinityAssignmentCache.java:205) at org.apache.ignite.internal.processors.affinity.GridAffinityAssignmentCache.init(GridAffinityAssignmentCache.java:750) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager$CacheGroupHolder.<init>(CacheAffinitySharedManager.java:2635) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager$CacheGroupAffNodeHolder.<init>(CacheAffinitySharedManager.java:2692) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager.initStartedGroup(CacheAffinitySharedManager.java:1339) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager.lambda$initAffinityOnCacheGroupsStart$641a38d$1(CacheAffinitySharedManager.java:1001) at org.apache.ignite.internal.util.IgniteUtils.doInParallel(IgniteUtils.java:10575) at org.apache.ignite.internal.util.IgniteUtils.doInParallel(IgniteUtils.java:10498) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager.initAffinityOnCacheGroupsStart(CacheAffinitySharedManager.java:997) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager.processCacheStartRequests(CacheAffinitySharedManager.java:975) at org.apache.ignite.internal.processors.cache.CacheAffinitySharedManager.onCacheChangeRequest(CacheAffinitySharedManager.java:833) at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.onCacheChangeRequest(GridDhtPartitionsExchangeFuture.java:1238) ... 5 more {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)