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Xintong Song reassigned FLINK-28697: ------------------------------------ Assignee: Josh Mahonin > MapDataSerializer doesn't declare a serialVersionUID > ---------------------------------------------------- > > Key: FLINK-28697 > URL: https://issues.apache.org/jira/browse/FLINK-28697 > Project: Flink > Issue Type: Technical Debt > Components: API / Type Serialization System > Affects Versions: 1.15.1 > Reporter: Josh Mahonin > Assignee: Josh Mahonin > Priority: Major > Labels: pull-request-available > > MapDataSerializer doesn't declare a serialVersionUID, which can manifest as a > InvalidClassException when attempting to serialize with different JREs for > compilation / runtime. > {code:java} > Caused by: java.io.InvalidClassException: > org.apache.flink.table.runtime.typeutils.MapDataSerializer; local class > incompatible: stream classdesc serialVersionUID = 2533002123505507000, local > class serialVersionUID = 1622156938509929811 {code} > > > -- This message was sent by Atlassian Jira (v8.20.10#820010)