Yep. One of the parameters I tried passing was enum, not so necessary so I changed to String and works fine. Thanks!
On Wed, Jul 10, 2013 at 5:26 PM, Ted Yu <[email protected]> wrote: > bq. IPC server unable to read call parameters: Error in readFields....... > > Was there more in the stack trace ? > > Did your Endpoint coprocessor serialize/deserialize additional parameter(s) > ? > > On Wed, Jul 10, 2013 at 5:15 AM, Amit Sela <[email protected]> wrote: > > > Hi all, > > > > I'm trying to deploy an EndPoint Coprocessor I wrote. This isn't the > first > > one I'm writing and deploying but I can't seem to find the problem here. > > I pack the code in a JAR, copy it to HDFS and load it to the table from > > shell (with full URI of course). > > > > When I try to execute the endpoint (which execute a scan using > > InternalScanner) I get nothing for a few seconds and then I get > exceptions: > > > > HConnectionImplementation ยป Error executing for row "start_key" > > RetriesExhaustedException: Failed after attempts=10, exceptions: > > IOException: IPC server unable to read call parameters: Error in > > readFields.......*10 times* > > * > > * > > at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252) > > at java.util.concurrent.FutureTask.get(FutureTask.java:111) > > at > > > > > org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processExecs(HConnectionManager.java:1453) > > at > org.apache.hadoop.hbase.client.HTable.coprocessorExec(HTable.java:1236) > > at > org.apache.hadoop.hbase.client.HTable.coprocessorExec(HTable.java:1216) > > at > > > > > org.apache.hadoop.hbase.client.HTablePool$PooledHTable.coprocessorExec(HTablePool.java:481) > > at > > > > > com.infolinks.redmap.services.impl.utils.TestExecutor.testHBaseCPScan(TestExecutor.java:171) > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > > at > > > > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > > at > > > > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > > at java.lang.reflect.Method.invoke(Method.java:601) > > > > Is there something I missed in deployment ? > > Thanks, > > > > Amit. > > >
