GitHub user sbcd90 opened a pull request:
https://github.com/apache/spark/pull/12666
[SPARK-14889][Spark Core] scala.MatchError: NONE (of class
scala.Enumeration) when spark.scheduler.mode=NONE
## What changes were proposed in this pull request?
Handling exception for the below mentioned issue
```
â spark git:(master) â ./bin/spark-shell -c spark.scheduler.mode=NONE
16/04/25 09:15:00 ERROR SparkContext: Error initializing SparkContext.
scala.MatchError: NONE (of class scala.Enumeration$Val)
at org.apache.spark.scheduler.Pool.<init>(Pool.scala:53)
at
org.apache.spark.scheduler.TaskSchedulerImpl.initialize(TaskSchedulerImpl.scala:131)
at
org.apache.spark.SparkContext$.org$apache$spark$SparkContext$$createTaskScheduler(SparkContext.scala:2352)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:492)
```
The exception now looks like
```
java.lang.RuntimeException: The scheduler mode NONE is not supported by
Spark.
```
## How was this patch tested?
manual tests
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sbcd90/spark schedulerModeIssue
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/12666.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #12666
----
commit 9ef0bae174ac2a2d9786adabf110ea09d91e69b5
Author: Subhobrata Dey <[email protected]>
Date: 2016-04-25T18:46:31Z
[SPARK-14889][Spark Core] scala.MatchError: NONE (of class
scala.Enumeration) when spark.scheduler.mode=NONE
----
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