Hi Satyajit, You can just import mllib's Vectors (org.apache.spark.mllib.linalg.Vectors) and call its fromML method to convert ml's Vector to mllib's Vector.
For example: import org.apache.spark.mllib.linalg.{Vectors => OldVectors} val row = check.rdd.map(row => OldVectors.fromML(row.getAs[SparseVector]("features"))) val mat = new RowMatrix(row) ----- Liang-Chi Hsieh | @viirya Spark Technology Center -- View this message in context: http://apache-spark-developers-list.1001551.n3.nabble.com/Issue-in-using-DenseVector-in-RowMatrix-error-could-be-due-to-ml-and-mllib-package-changes-tp20182p20188.html Sent from the Apache Spark Developers List mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe e-mail: dev-unsubscr...@spark.apache.org