title: Grid is in invalid state to perform this operation
body: <p>How can I solve this problem when using ignite ?</p>
  
  <p>java.lang.IllegalStateException: Grid is in invalid state to perform this operation. It either not started yet or has already being or have stopped [gridName=grid.cfg, state=STOPPED]
          at org.apache.ignite.internal.GridKernalGatewayImpl.illegalState(GridKernalGatewayImpl.java:190)
          at org.apache.ignite.internal.GridKernalGatewayImpl.readLock(GridKernalGatewayImpl.java:90)
          at org.apache.ignite.internal.cluster.ClusterGroupAdapter.guard(ClusterGroupAdapter.java:170)
          at org.apache.ignite.internal.cluster.ClusterGroupAdapter.forPredicate(ClusterGroupAdapter.java:367)
          at org.apache.ignite.internal.cluster.ClusterGroupAdapter.forServers(ClusterGroupAdapter.java:392)
          at org.apache.ignite.internal.IgniteKernal.services(IgniteKernal.java:363)
          at org.apache.ignite.IgniteSpringBean.services(IgniteSpringBean.java:156)</p>