Raminderjeet Singh created AIRAVATA-1183:
--------------------------------------------

             Summary: Relaunch a completed experiment-Error
                 Key: AIRAVATA-1183
                 URL: https://issues.apache.org/jira/browse/AIRAVATA-1183
             Project: Airavata
          Issue Type: Bug
          Components: Airavata Orchestrator
    Affects Versions: 0.12
            Reporter: Raminderjeet Singh


If i am trying to launch an existing experiment already completed following 
error is coming. We should communicate the right error.
2014-05-01 13:36:45,393 [pool-2-thread-1] ERROR 
org.apache.thrift.ProcessFunction  - Internal error processing launchExperiment
org.apache.thrift.TException: java.lang.NullPointerException
        at 
org.apache.airavata.orchestrator.server.OrchestratorServerHandler.launchExperiment(OrchestratorServerHandler.java:114)
        at 
org.apache.airavata.orchestrator.cpi.OrchestratorService$Processor$launchExperiment.getResult(OrchestratorService.java:341)
        at 
org.apache.airavata.orchestrator.cpi.OrchestratorService$Processor$launchExperiment.getResult(OrchestratorService.java:326)
        at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
        at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
        at 
org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:225)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.NullPointerException
        at 
org.apache.airavata.orchestrator.core.utils.OrchestratorUtils.getHostDescription(OrchestratorUtils.java:65)
        at 
org.apache.airavata.orchestrator.cpi.impl.SimpleOrchestratorImpl.launchExperiment(SimpleOrchestratorImpl.java:116)
        at 
org.apache.airavata.orchestrator.server.OrchestratorServerHandler.launchExperiment(OrchestratorServerHandler.java:109)
        ... 8 more



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