anchor.diff:    Configuration conf = master.getConfiguration();
     MetaTableLocator metaTableLocator = new MetaTableLocator();
     String fqtn = request.getParameter("name");
  -  HTable table = new HTable(conf, fqtn);
  +  HTable table = null;
     String tableHeader;
     boolean withReplica = false;
  -  if (table.getTableDescriptor().getRegionReplication() > 1) {
  -    tableHeader = "<h2>Table Regions</h2><table class=\"table table-striped\"><tr><th>Name</th><th>Region Server</th><th>Start Key</th><th>End Key</th><th>Locality</th><th>Requests</th><th>ReplicaID</th></tr>";
  -    withReplica = true;
  -  } else {
  -    tableHeader = "<h2>Table Regions</h2><table class=\"table table-striped\"><tr><th>Name</th><th>Region Server</th><th>Start Key</th><th>End Key</th><th>Locality</th><th>Requests</th></tr>";
  -  }
     ServerName rl = metaTableLocator.getMetaRegionLocation(master.getZooKeeper());
     boolean showFragmentation = conf.getBoolean("hbase.master.ui.fragmentation.enabled", false);
     boolean readOnly = conf.getBoolean("hbase.master.ui.readonly", false);
  
positive.code: %>
  <p>Go <a href="javascript:history.back()">Back</a>, or wait for the redirect.
  </div>
  <script src="/static/js/jquery.min.js" type="text/javascript"></script>
  <script src="/static/js/bootstrap.min.js" type="text/javascript"></script>
  </body>
  <%
  } else {
  %>
  <div class="container">
  
  
negative.code:     </div>
  </div>
  <% 
  if ( fqtn != null ) {
    table = new HTable(conf, fqtn);
    if (table.getTableDescriptor().getRegionReplication() > 1) {
      tableHeader = "<h2>Table Regions</h2><table class=\"table table-striped\"><tr><th>Name</th><th>Region Server</th><th>Start Key</th><th>End Key</th><th>Locality</th><th>Requests</th><th>ReplicaID</th></tr>";
      withReplica = true;
    } else {
      tableHeader = "<h2>Table Regions</h2><table class=\"table table-striped\"><tr><th>Name</th><th>Region Server</th><th>Start Key</th><th>End Key</th><th>Locality</th><th>Requests</th></tr>";
    }
    if ( !readOnly && action != null ) { 
  %>
  <div class="container">
  
  