Thanks Mark. But I am pretty sure that I only have one version of pig. I wonder if it is a backward compatibility issue of pig 0.11.1.
On Wed, Jul 3, 2013 at 5:57 PM, Mark Wagner <wagner.mar...@gmail.com> wrote: > HI Jian, > > I've seen this before when multiple versions of Pig are on your classpath. > I suggest looking around to see if something similar might be happening to > you. > > -Mark > > > On Wed, Jul 3, 2013 at 3:15 PM, Jian Fang <jian.fang.subscr...@gmail.com > >wrote: > > > Resend > > > > > > On Wed, Jul 3, 2013 at 2:34 PM, Jian Fang <jian.fang.subscr...@gmail.com > > >wrote: > > > > > Hi, > > > > > > We have our Pig UDF working fine for 0.9.2.2, but after we upgraded to > > pig > > > 0.11.1 and the pig job failed due to the following error. > > > > > > at > > > > > > org\.apache\.pig\.impl\.util\.ObjectSerializer\.deserialize(ObjectSerializer\.java:55) > > > > > > at > > > > > > org\.apache\.pig\.impl\.util\.UDFContext\.deserialize(UDFContext\.java:192) > > > at > > > > > > org\.apache\.pig\.backend\.hadoop\.executionengine\.util\.MapRedUtil\.setupUDFContext(MapRedUtil\.java:159) > > > > > > at > > > > > > org\.apache\.pig\.backend\.hadoop\.executionengine\.mapReduceLayer\.PigOutputFormat\.setupUdfEnvAndStores(PigOutputFormat\.java:229) > > > > > > at > > > > > > org\.apache\.pig\.backend\.hadoop\.executionengine\.mapReduceLayer\.PigOutputFormat\.getOutputCommitter(PigOutputFormat\.java:275) > > > > > > at org\.apache\.hadoop\.mapred\.Task\.initialize(Task\.java:515) > > > at org\.apache\.hadoop\.mapred\.MapTask\.run(MapTask\.java:358) > > > at org\.apache\.hadoop\.mapred\.Child$4\.run(Child\.java:255) > > > at java\.security\.AccessController\.doPrivileged(Native Method) > > > at javax\.security\.auth\.Subject\.doAs(Subject\.java:396) > > > at > > > > > > org\.apache\.hadoop\.security\.UserGroupInformation\.doAs(UserGroupInformation\.java:1132) > > > > > > at org\.apache\.hadoop\.mapred\.Child\.main(Child\.java:249) > > > Caused by: java\.io\.StreamCorruptedException: invalid stream header: > > > 2DF52715 > > > at > > > > > > java\.io\.ObjectInputStream\.readStreamHeader(ObjectInputStream\.java:782) > > > at java\.io\.ObjectInputStream\.<init>(ObjectInputStream\.java:279) > > > at > > > > > > org\.apache\.pig\.impl\.util\.ObjectSerializer\.deserialize(ObjectSerializer\.java:52) > > > > > > Does anyone know what was wrong and how to resolve it? > > > > > > Thanks, > > > > > > John > > > > > >
