private void closeFrozenStorage() {
    try {
      final PathBasedLayeredWorldStateKeyValueStorage worldStateLayerStorage =
          (PathBasedLayeredWorldStateKeyValueStorage) worldStateKeyValueStorage;
      if (!isModifyingHeadWorldState(worldStateLayerStorage.getParentWorldStateStorage())) {
        worldStateLayerStorage.getParentWorldStateStorage().close();
      }
    } catch (Exception e) {
      // no op
    }
  }
Reset the worldState to this block header

@param blockHeader block to use
ethereum/core/src/main/java/org/hyperledger/besu/ethereum/trie/pathbased/common/worldview/PathBasedWorldState.java