[SPARK-17958] Why I ran into issue " accumulator, copyandreset must be zero error"

• Type: Question
• Status: Resolved
• Priority: Blocker
• Resolution: Invalid
• Affects Version/s: 2.0.1
• Component/s: Java API

Environment

linux.

• Assignee: Unassigned
• Reporter: dianwei Han
• Created: 16/Oct/16 05:09
• Updated: 16/Oct/16 09:49
• Resolved: 16/Oct/16 09:49

Description

I used to run spark code under spark 1.5. No problem at all. right now, I ran code on spark 2.0. see error

"Exception in thread "main" java.lang.AssertionError: assertion failed: copyAndReset must return a zero value copy
at scala.Predef$.assert(Predef.scala:170)
at org.apache.spark.util.AccumulatorV2.writeReplace(AccumulatorV2.scala:157)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

Please help or give suggestion on how to fix the issue?

Really appreciate it,

Dianwei