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https://issues.apache.org/jira/browse/IGNITE-7794?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16395377#comment-16395377
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Denis Mekhanikov commented on IGNITE-7794:
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TC run results:
https://ci.ignite.apache.org/project.html?projectId=IgniteTests24Java8&branch_IgniteTests24Java8=pull%2F3620%2Fhead
> Marshaller mappings are not saved to disk on joining nodes
> ----------------------------------------------------------
>
> Key: IGNITE-7794
> URL: https://issues.apache.org/jira/browse/IGNITE-7794
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.4
> Reporter: Denis Mekhanikov
> Assignee: Denis Mekhanikov
> Priority: Major
> Fix For: 2.5
>
> Attachments: GridMarshallerMappingConsistencyTest.java
>
>
> Find attached test class.
> When a node connects to a cluster, that already has some marshaller mappings,
> they are not saved to disk on the joining node. It may result in "Unknown
> pair" error, if a cluster has persistence enabled, and a nodes without needed
> mappings start and try to read persisted data.
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