If the creativecommons settings aren't configured after enabling the module, it will throw a huge error on any cc enabled content type. 

    * Notice: Undefined index: #node in menu_form_node_form_alter() (line 594 of /Users/kevin/workspace/drupal-7/modules/menu/menu.module).
    * Notice: Trying to get property of non-object in menu_form_node_form_alter() (line 594 of /Users/kevin/workspace/drupal-7/modules/menu/menu.module).
    * Notice: Undefined index: #node in menu_form_node_form_alter() (line 600 of /Users/kevin/workspace/drupal-7/modules/menu/menu.module).
    * Notice: Trying to get property of non-object in menu_form_node_form_alter() (line 600 of /Users/kevin/workspace/drupal-7/modules/menu/menu.module).
    * Notice: Undefined index: #parents in form_builder() (line 1714 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Warning: implode() [function.implode]: Invalid arguments passed in form_builder() (line 1714 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: #tree in form_builder() (line 1764 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: #array_parents in form_builder() (line 1767 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: #tree in form_builder() (line 1764 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: #array_parents in form_builder() (line 1767 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: complete form in form_builder() (line 1724 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in _form_builder_handle_input_element() (line 1905 of /Users/kevin/workspace/drupal-7/includes/form.inc).
    * Notice: Undefined index: process_input in drupal_process_form() (line 818 of /Users/kevin/workspace/drupal-7/includes/form.inc).