java.lang.UnsupportedOperationException: Cannot change storage level of an RDD after it was already assigned a level

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by blacknred0
, 10 months ago
Cannot change storage level of an RDD after it was already assigned a level
via spark-user by prasad223, 1 year ago
Cannot change storage level of an RDD after it was already assigned a level
via spark-user by prasad223, 1 year ago
Cannot change storage level of an RDD after it was already assigned a level
via incubator-spark-user by prasad223, 1 year ago
Cannot change storage level of an RDD after it was already assigned a level
via spark-user by prasad223, 1 year ago
Cannot change storage level of an RDD after it was already assigned a level
java.lang.UnsupportedOperationException: Cannot change storage level of an RDD after it was already assigned a level
at org.apache.spark.rdd.RDD.persist(RDD.scala:169)
at org.apache.spark.graphx.impl.VertexRDDImpl.persist(VertexRDDImpl.scala:57)

Users with the same issue

You are the first who have seen this exception.

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.