John Yost created GIRAPH-822:
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Summary: java.lang.ClassCastException:
org.apache.giraph.conf.GiraphConfiguration cannot be cast to
org.apache.hadoop.mapred.JobConf
Key: GIRAPH-822
URL: https://issues.apache.org/jira/browse/GIRAPH-822
Project: Giraph
Issue Type: Bug
Components: mapreduce
Affects Versions: 1.0.0
Environment: CentOS 6.5
Reporter: John Yost
Hi Everyone,
I've run into this really weird error with the following stacktrace:
Exception in thread "main" java.lang.ClassCastException:
org.apache.giraph.conf.GiraphConfiguration cannot be cast to
org.apache.hadoop.mapred.JobConf
at org.apache.hadoop.mapreduce.Job$1.run(Job.java:513)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1149)
at org.apache.hadoop.mapreduce.Job.connect(Job.java:511)
at org.apache.hadoop.mapreduce.Job.submit(Job.java:499)
at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:530)
at
com.prototype.analytics.TwitterSpringRunner.run(TwitterSpringRunner.java:58)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at
com.prototype.analytics.TwitterSpringRunner.main(TwitterSpringRunner.java:78)
Everything was working fine with my locally-built giraph version, but when I
added the Giraph 1.0.0 maven dependency, this Exception was thrown. Any ideas?
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