- RestorableVMState restorableState = vm.getRestorableState();
- restorableStateMap.put(stateId, restorableState);
+ if (!restorableStateMap.containsKey(stateId)) {
+ RestorableVMState restorableState = vm.getRestorableState();
+ restorableStateMap.put(stateId, restorableState);
+ }