From 9145e48e26562eda6c351a49009da1cb8bbb7b64 Mon Sep 17 00:00:00 2001
From: Takeshi Yamamuro <yamamuro@apache.org>
Date: Tue, 5 Mar 2019 16:59:14 +0900
Subject: [PATCH] Fix

---
 .../scala/org/apache/spark/sql/catalyst/WalkedTypePath.scala    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/WalkedTypePath.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/WalkedTypePath.scala
index cdb55b8f6fc4..cbf1f01344c9 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/WalkedTypePath.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/WalkedTypePath.scala
@@ -22,7 +22,7 @@ package org.apache.spark.sql.catalyst
  * Note that this class adds new path in prior to recorded paths so it maintains
  * the paths as reverse order.
  */
-case class WalkedTypePath(private val walkedPaths: Seq[String] = Nil) extends Serializable {
+case class WalkedTypePath(private val walkedPaths: Seq[String] = Nil) {
   def recordRoot(className: String): WalkedTypePath =
     newInstance(s"""- root class: "$className"""")