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No FileSystem for scheme: maprfs

Question asked by lfedotov Employee on Aug 16, 2011
Latest reply on Aug 23, 2011 by lfedotov
Client trying to run PigMix on small cluster and get the follwoing.
What could be the reason?

ERROR 2999: Unexpected internal error. Failed to create DataStorage
 
java.lang.RuntimeException: Failed to create DataStorage
        at org.apache.pig.backend.hadoop.datastorage.HDataStorage.init(HDataStorage.java:75)
        at org.apache.pig.backend.hadoop.datastorage.HDataStorage.<init>(HDataStorage.java:58)
        at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.init(HExecutionEngine.java:213)
        at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.init(HExecutionEngine.java:133)
        at org.apache.pig.impl.PigContext.connect(PigContext.java:183)
        at org.apache.pig.PigServer.<init>(PigServer.java:226)
        at org.apache.pig.PigServer.<init>(PigServer.java:215)
        at org.apache.pig.tools.grunt.Grunt.<init>(Grunt.java:55)
        at org.apache.pig.Main.run(Main.java:452)
        at org.apache.pig.Main.main(Main.java:107)
Caused by: java.io.IOException: No FileSystem for scheme: maprfs
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1375)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66)
        at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95)
        at org.apache.pig.backend.hadoop.datastorage.HDataStorage.init(HDataStorage.java:72)

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