[ https://issues.apache.org/jira/browse/SPARK-10904?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shivaram Venkataraman resolved SPARK-10904. ------------------------------------------- Resolution: Fixed Fix Version/s: 1.5.2 1.6.0 Issue resolved by pull request 8961 [https://github.com/apache/spark/pull/8961] > select(df, c("col1", "col2")) fails > ------------------------------------- > > Key: SPARK-10904 > URL: https://issues.apache.org/jira/browse/SPARK-10904 > Project: Spark > Issue Type: Bug > Components: SparkR > Affects Versions: 1.5.0 > Reporter: Weiqiang Zhuang > Fix For: 1.6.0, 1.5.2 > > > The help page for 'select' gives an example of > select(df, c("col1", "col2")) > However, this fails with assertion: > java.lang.AssertionError: assertion failed > at scala.Predef$.assert(Predef.scala:165) > at org.apache.spark.api.r.SerDe$.readStringBytes(SerDe.scala:92) > at org.apache.spark.api.r.SerDe$.readString(SerDe.scala:99) > at org.apache.spark.api.r.SerDe$.readTypedObject(SerDe.scala:63) > at org.apache.spark.api.r.SerDe$.readObject(SerDe.scala:52) > at > org.apache.spark.api.r.RBackendHandler$$anonfun$readArgs$1.apply(RBackendHandler.scala:182) > at > org.apache.spark.api.r.RBackendHandler$$anonfun$readArgs$1.apply(RBackendHandler.scala:181) > And then none of the functions will work with following error: > > head(df) > Error in if (returnStatus != 0) { : argument is of length zero -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org