Argh, I think you're right Sebastian. We have an ArrayListWritable in Giraph as well that is used by MsgListWritable.


On 2/20/12 3:57 PM, Sebastian Schelter wrote:
This looks like the code tries to invoke a no-arg constructor of
ArrayWritable (which doesn't exist AFAIK). Do you use a custom
writable? It needs to have a working no-arg constructor.


2012/2/21 Avery Ching<>:
I wonder if Giraph is compiled with the correct Hadoop version?  What is the
Hadoop version you're using?


On 2/20/12 3:41 PM, David Garcia wrote:
Hello all,  I'm getting this error and I'm pretty sure that I have my
class path stuff setup right. . .maybe not.

ERROR org.apache.giraph.comm.BasicRPCCommunications:
org.apache.hadoop.ipc.RemoteException: IPC server unable to read call
parameters: java.lang.NoSuchMethodException:<init>()
Any ideas?  This is on super step 0.

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