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https://issues.apache.org/jira/browse/SPARK-15717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15511727#comment-15511727
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Asher Krim commented on SPARK-15717:
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Any update on this issue? We are experiencing ClassCastExceptions when using
checkpointing and LDA with the EM optimizer.
> Cannot perform RDD operations on a checkpointed VertexRDD.
> ----------------------------------------------------------
>
> Key: SPARK-15717
> URL: https://issues.apache.org/jira/browse/SPARK-15717
> Project: Spark
> Issue Type: Bug
> Components: GraphX
> Affects Versions: 1.6.1
> Reporter: Anderson de Andrade
>
> A checkpointed (materialized) VertexRDD throws the following exception when
> collected:
> bq. java.lang.ArrayStoreException:
> org.apache.spark.graphx.impl.ShippableVertexPartition
> Can be replicated by running:
> {code:java}
> graph.vertices.checkpoint()
> graph.vertices.count() // materialize
> graph.vertices.collect()
> {code}
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