sorry, actually yes. no, we use new instance for each script.
On Mon, May 17, 2010 at 2:13 PM, Yonggang Qiao <yonggang.q...@gmail.com> wrote: > yes. yes. > > On Mon, May 17, 2010 at 2:03 PM, Ashutosh Chauhan > <ashutosh.chau...@gmail.com> wrote: >> Are you using PigServer java api to run your Pig queries ? If so, are >> you trying to run multiple queries in different threads against same >> Pig server instance? >> >> Ashutosh >> >> On Mon, May 17, 2010 at 13:57, Yonggang Qiao <yonggang.q...@gmail.com> wrote: >>> Hi, >>> >>> anyone has seen this error before? normally our script runs fine, but >>> sometime recently it began to throw this exception. also usually it >>> will go away if I rerun it. >>> >>> Caused by: java.lang.RuntimeException: Unable to find clone for op >>> Project 4-16 Projections: [9] Overloaded: false >>> at >>> org.apache.pig.impl.logicalLayer.LogicalPlan.clone(LogicalPlan.java:132) >>> at >>> org.apache.pig.impl.logicalLayer.LogicalPlanCloneHelper.<init>(LogicalPlanCloneHelper.java:66) >>> at >>> org.apache.pig.impl.logicalLayer.LogicalPlanCloner.getClonedPlan(LogicalPlanCloner.java:45) >>> at >>> org.apache.pig.impl.logicalLayer.parser.QueryParser.ForEachClause(QueryParser.java:3009) >>> at >>> org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseExpr(QueryParser.java:1314) >>> at >>> org.apache.pig.impl.logicalLayer.parser.QueryParser.Expr(QueryParser.java:893) >>> at >>> org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:682) >>> at >>> org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:63) >>> at org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1017) >>> at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:967) >>> at org.apache.pig.PigServer.registerQuery(PigServer.java:383) >>> at org.apache.pig.PigServer.registerQuery(PigServer.java:399) >>> at ... >>> >>> Thanks, >>> Yonggang >>> >> >
