Apache Hadoop MapReduce Core errors

A software framework for easily writing applications which process vast amounts of data in-parallel on large clusters of commodity hardware in a reliable, fault-tolerant manner

https://hadoop.apache.org/docs/r1.2.1/mapred_tutorial.html
Solution coverage:
Summary coverage:

DescriptionException TypeEntry MethodWeb pages

WrappedMapper$Context.write() has thrown an IOException

java.io.IOException
3 frames hidden
org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write
18Web pages
IOExceptionWrappedMapper$Context.write18

WrappedMapper$Context.write() has thrown a NullPointerException

java.lang.NullPointerException
3 frames hidden
org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write
2Web pages
NullPointerExceptionWrappedMapper$Context.write2

WrappedMapper$Context.write() has thrown an OutOfMemoryError

java.lang.OutOfMemoryError
27 frames hidden
org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write
2Web pages
OutOfMemoryErrorWrappedMapper$Context.write2

WrappedMapper$Context.write() has thrown a YarnChild

org.apache.hadoop.mapred.YarnChild
3 frames hidden
org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write
1Web pages
YarnChildWrappedMapper$Context.write1
Package nameClass namePatterns foundSolution coverageSummary coverage
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$Context6
Package nameClass nameMethod namePatterns foundSolution coverage
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$Contextwrite4
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextnextKeyValue1
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextgetCounter1
Package nameClass nameMethod nameException TypePatterns foundSolution coverage
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextwriteYarnChild1
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextwriteNullPointerException1
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextwriteIOException1
org.apache.hadoop.mapreduce.lib.mapWrappedMapper$ContextwriteOutOfMemoryError1
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