Avec la version 2.0.0 (je crois), je venais de faire une synchro et j'ai voulut tester le template:
Je choisis comme thème par défaut le thème FloOS-dark.
Me réaffichant toujours le même thème, je me déconnecte et je reviens en tant qu'invité. C'est là ou j'ai vus les ennuies :

{* $Id: header.tpl $ *} {if isset($meta_ref) } {if isset($INFO_AUTHOR)} {$GALLERY_TITLE} | {$PAGE_TITLE} {/if} {if isset($first.U_IMG) }{/if} {if isset($previous.U_IMG)}{/if} {if isset($next.U_IMG) }{/if} {if isset($last.U_IMG) }{/if} {if isset($U_UP) }{/if} {* the next css is used to fix khtml (Konqueror/Safari) issue the "text/nonsense" prevents gecko based browsers to load it *} {$themeconf.local_head} {if isset($U_PREFETCH) }{/if} {if not empty($page_refresh) }{/if} {if not empty($head_elements)} {foreach from=$head_elements item=elt}{$elt} {/foreach} {/if}
if (is_admin() and !(pwg_get_session_var('floOS_array_version')) and !(pwg_get_session_var('floOS_checked_version')) ) { global $template, $page; $header_notes = array(); $name_is_nutd = array(); include_once(PHPWG_ROOT_PATH.'template/floOS/tools/version.conf.php'); include_once(PHPWG_ROOT_PATH.'template/floOS/tools/floOS.class.php'); load_language('template.lang', PHPWG_ROOT_PATH.'template/floOS/tools/'); $floOS = new floOS(); if( $floOS->is_not_up_to_date($floOS_conf['version'], '230') ) { $template->append('header_notes', l10n('floOS_update_needed')); $name_is_nutd['floOS']=$floOS_conf['version']; } $floOS->theme_version_search(PHPWG_ROOT_PATH.'template/floOS/theme'); $name_is_nutd= $name_is_nutd + $floOS->is_nutd; pwg_set_session_var('floOS_array_version',$name_is_nutd); pwg_set_session_var('floOS_checked_version', true); } else if (is_admin() and pwg_get_session_var('floOS_array_version') ) { global $template; $header_notes = array(); include_once(PHPWG_ROOT_PATH.'template/floOS/tools/floOS.class.php'); load_language('template.lang', PHPWG_ROOT_PATH.'template/floOS/tools/'); $floOS = new floOS(); $floOS->display(pwg_get_session_var('floOS_array_version')); } //pwg_unset_session_var('floOS_checked_version'); {/php} {$erreur} {if not empty($header_msgs)}
{foreach from=$header_msgs item=elt} {$elt}

{/foreach}
{/if}
{$PAGE_BANNER}
{if isset($theSwiftHeader)}{$theSwiftHeader}{/if} {if not empty($header_notes)}
{foreach from=$header_notes item=elt}
{$elt}

{/foreach}
{/if} {$MENUBAR} {if !empty($PLUGIN_INDEX_CONTENT_BEFORE)}{$PLUGIN_INDEX_CONTENT_BEFORE}{/if}
  {if !empty($image_orders) }
{'Sort order'|@translate}:  {foreach from=$image_orders item=image_order } {$image_order.DISPLAY} {/foreach} {/if} {if isset($U_CADDIE) }
{/if} {if isset($U_EDIT) }
{/if} {if isset($U_SEARCH_RULES) }
{/if} {if isset($U_SLIDESHOW) }
{/if} {if isset($U_MODE_FLAT) }
{/if} {if isset($U_MODE_NORMAL) }
{/if} {if isset($U_MODE_POSTED) }
{/if} {if isset($U_MODE_CREATED) }
{/if} {if !empty($PLUGIN_INDEX_ACTIONS)}{$PLUGIN_INDEX_ACTIONS}{/if}
{$TITLE}
{if isset($chronology_views) }
{'calendar_view'|@translate}:  {foreach from=$chronology_views item=view} {$view.CONTENT} {/foreach}
{/if} {if isset($chronology.TITLE) }
{$chronology.TITLE}
{/if}   
  {if !empty($PLUGIN_INDEX_CONTENT_BEGIN)}{$PLUGIN_INDEX_CONTENT_BEGIN}{/if} {if !empty($category_search_results) }
{'Category results for'|@translate} {$QUERY_SEARCH} : {foreach from=$category_search_results item=res name=res_loop} {if !$smarty.foreach.res_loop.first} — {/if} {$res} {/foreach}
{/if} {if !empty($tag_search_results) }
{'Tag results for'|@translate} {$QUERY_SEARCH} : {foreach from=$tag_search_results item=res name=res_loop} {if !$smarty.foreach.res_loop.first} — {/if} {$res} {/foreach}
{/if} {if isset($FILE_CHRONOLOGY_VIEW) } {include file=$FILE_CHRONOLOGY_VIEW} {/if} {if !empty($CATEGORIES) }{$CATEGORIES}{/if} {if !empty($THUMBNAILS) }{$THUMBNAILS}{/if} {if !empty($NAV_BAR) }
{$NAV_BAR}
{/if} {if !empty($CONTENT_DESCRIPTION) }
{$CONTENT_DESCRIPTION}
{/if} {if !empty($PLUGIN_INDEX_CONTENT_END) }{$PLUGIN_INDEX_CONTENT_END}{/if}   
     

{if !empty($PLUGIN_INDEX_CONTENT_AFTER)}{$PLUGIN_INDEX_CONTENT_AFTER}{/if}
{if isset($debug.TIME) } {'generation_time'|@translate} {$debug.TIME} ({$debug.NB_QUERIES} {'sql_queries_in'|@translate} {$debug.SQL_TIME}) - {/if} {* Please, do not remove this copyright. If you really want to, contact us on http://piwigo.org to find a solution on how to show the origin of the script... *} {'powered_by'|@translate} Piwigo {$VERSION} {if isset($CONTACT_MAIL)} - Flop25 Style - Tango Icon - {'send_mail'|@translate} {'Webmaster'|@translate} {/if} {if isset($footer_elements)} {foreach from=$footer_elements item=v} {$v} {/foreach} {/if}
{if isset($debug.QUERIES_LIST)}
{$debug.QUERIES_LIST}
{/if}

Quelqu'un peut m'aider à décoder? Me suis-je trompé quelquepart ?