og_user_roles.simple-fix.php

<?php
// $Id$

/**
 * Implements hook_menu_alter().
 */
function w_menu_alter(&$items) {
  foreach (node_get_types('types', NULL, TRUE) as $type) {
    $type_url_str = str_replace('_', '-', $type->type);
    $items['node/add/'. $type_url_str]['access callback'] = 'w_node_access';
  }
}

/**
 * Custom access check for node-create pages.
 */
function w_node_access($op, $type) {
  static $called = FALSE;
  
  if (!$called) {
    $called = TRUE;
    og_user_roles_init();
  }
  
  return node_access($op, $type);
}