Vertex should wait for all initializers to finish before moving to INITED state

2014-09-17 15:05:00,406 ERROR [AsyncDispatcher event handler] org.apache.tez.dag.app.dag.impl.VertexImpl: Can't handle Invalid event V_ROOT_INPUT_INITIALIZED on vertex Map 2 with vertexId vertex_1410991351910_0002_8_01 at current state RUNNING
org.apache.hadoop.yarn.state.InvalidStateTransitonException: Invalid event: V_ROOT_INPUT_INITIALIZED at RUNNING
  at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:305)
  at org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
  at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
  at org.apache.tez.dag.app.dag.impl.VertexImpl.handle(VertexImpl.java:1337)
  at org.apache.tez.dag.app.dag.impl.VertexImpl.handle(VertexImpl.java:168)
  at org.apache.tez.dag.app.DAGAppMaster$VertexEventDispatcher.handle(DAGAppMaster.java:1641)
  at org.apache.tez.dag.app.DAGAppMaster$VertexEventDispatcher.handle(DAGAppMaster.java:1627)
  at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:173)
  at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:106)
  at java.lang.Thread.run(Thread.java:662)