Mi dispiace in anticipo per il mio povero italiano. Ho avuto questo stesso problema sul mio localhost. Guardate la linea 183, manca il tag di apertura, <? Php. Invece è solo <?. Sostituire il file PHP con questo, e funziona:
<?php
// no direct access
//defined( '_VALID_MOS' ) or die( 'Restricted access' );
$url = "http://".$_SERVER['HTTP_HOST'] . getenv('REQUEST_URI');
$rss_url = "http://".$_SERVER['HTTP_HOST'];
$isize = $params->get('isize');
$iset = $params->get('iset');
$iposition = $params->get('iposition');
$document = JFactory::getDocument();
$title = $document->getTitle();
$opac = $params->get('opac');
if ($opac=="yes"){
$document->addStyleSheet('modules/mod_nice_social_bookmark/css/nsb-opac.css');
}
elseif ($opac=="invert"){$document->addStyleSheet('modules/mod_nice_social_bookmark/css/nsb-opac-inv.css');
}
else{$document->addStyleSheet('modules/mod_nice_social_bookmark/css/nsb.css');
}
$twlink = $params->get('twlink');
$fblink = $params->get('fblink');
$mslink = $params->get('mslink');
$lilink = $params->get('lilink');
$rsslink = $params->get('rsslink');
$urll = $params->get("url");
$size = $params->get("size");
$lang = $params->get("Locale");
$count = $params->get("count");
$customlink1 = $params->get("customlink1");
$customicon1 = $params->get("customicon1");
$customlink2 = $params->get("customlink2");
$customicon2 = $params->get("customicon2");
$customlink3 = $params->get("customlink3");
$customicon3 = $params->get("customicon3");
$customlink4 = $params->get("customlink4");
$customicon4 = $params->get("customicon4");
echo '<div class="nsb_container" align="'.$iposition.'">';
$tt = $params->get('s1', 'yes');
if ($tt == "yes"){ if ($fblink == "")
echo '<a id="l1" target="_blank" rel="nofollow" href="http://www.facebook.com/sharer.php?u='.$url.'&title='.$title.'"><img title="Facebook" border="0" src="modules/mod_nice_social_bookmark/icons/facebook_'.$iset.'_'.$isize.'.png" alt="Facebook" />[/url]';
else echo '<a id="l1" target="_blank" rel="nofollow" href="http://'.$fblink.'"><img title="Facebook" border="0" src="modules/mod_nice_social_bookmark/icons/facebook_'.$iset.'_'.$isize.'.png" alt="Facebook" />[/url]';}
$tt = $params->get('s2', 'yes');
if ($tt == "yes"){ if ($mslink == "")
echo '<a id="l2" target="_blank" rel="nofollow" href="http://www.myspace.com/Modules/PostTo/Pages/?l=3&u='.$url.'&title='.$title.'"><img title="MySpace" border="0" src="modules/mod_nice_social_bookmark/icons/myspace_'.$iset.'_'.$isize.'.png" alt="MySpace" />[/url]';
else echo '<a id="l2" target="_blank" rel="nofollow" href="http://'.$mslink.'"><img title="MySpace" border="0" src="modules/mod_nice_social_bookmark/icons/myspace_'.$iset.'_'.$isize.'.png" alt="MySpace" />[/url]';}
$tt = $params->get('s3', 'yes');
if ($tt == "yes"){ if ($twlink == "")
echo '<a id="l3" target="_blank" rel="nofollow" href="http://twitter.com/home?status='.$url.'&title='.$title.'"><img title="Twitter" border="0" src="modules/mod_nice_social_bookmark/icons/twitter_'.$iset.'_'.$isize.'.png" alt="Twitter" />[/url]';
else echo '<a id="l3" target="_blank" rel="nofollow" href="http://'.$twlink.'"><img title="Twitter" border="0" src="modules/mod_nice_social_bookmark/icons/twitter_'.$iset.'_'.$isize.'.png" alt="Twitter" />[/url]';}
$tt = $params->get('s4', 'yes');
if ($tt == "yes")echo '<a id="l4" target="_blank" rel="nofollow" href="http://digg.com/submit?phase=2&url='.$url.'&title='.$title.'"><img title="Digg" border="0" src="modules/mod_nice_social_bookmark/icons/digg_'.$iset.'_'.$isize.'.png" alt="Digg" />[/url]';
$tt = $params->get('s5', 'yes');
if ($tt == "yes")echo '<a id="l5" target="_blank" rel="nofollow" href="http://del.icio.us/post?url='.$url.'&title='.$title.'"><img title="Delicious" border="0" src="modules/mod_nice_social_bookmark/icons/delicious_'.$iset.'_'.$isize.'.png" alt="Delicious" />[/url]';
$tt = $params->get('s6', 'yes');
if ($tt == "yes")echo '<a id="l6" target="_blank" rel="nofollow" href="http://www.stumbleupon.com/submit?url='.$url.'&title='.$title.'"><img title="Stumbleupon" border="0" src="modules/mod_nice_social_bookmark/icons/stumbleupon_'.$iset.'_'.$isize.'.png" alt="Stumbleupon" />[/url]';
$tt = $params->get('s7', 'yes');
if ($tt == "yes")echo '<a id="l7" target="_blank" rel="nofollow" href="http://www.google.com/bookmarks/mark?op=edit&bkmk='.$url.'&title="><img title="Google Bookmarks" border="0" src="modules/mod_nice_social_bookmark/icons/google_'.$iset.'_'.$isize.'.png" alt="Google Bookmarks" />[/url]';
$tt = $params->get('s8', 'yes');
if ($tt == "yes")echo '<a id="l8" target="_blank" rel="nofollow" href="http://reddit.com/submit?url='.$url.'&title='.$title.'"><img title="reddit" border="0" src="modules/mod_nice_social_bookmark/icons/reddit_'.$iset.'_'.$isize.'.png" alt="Reddit" />[/url]';
$tt = $params->get('s9', 'yes');
if ($tt == "yes")echo '<a id="l9" target="_blank" rel="nofollow" href="http://www.newsvine.com/_tools/seed&save?u='.$url.'&h="><img title="newsvine" border="0" src="modules/mod_nice_social_bookmark/icons/newsvine_'.$iset.'_'.$isize.'.png" alt="Newsvine" />[/url]';
$tt = $params->get('s10', 'yes');
if ($tt == "yes")echo '<a id="l10" target="_blank" rel="nofollow" href="http://technorati.com/faves?add='.$url.'&title='.$title.'"><img title="technorati" border="0" src="modules/mod_nice_social_bookmark/icons/technorati_'.$iset.'_'.$isize.'.png" alt="Technorati" />[/url]';
$tt = $params->get('s11', 'yes');
if ($tt == "yes"){ if ($lilink == "")
echo '<a id="l11" target="_blank" rel="nofollow" href="http://www.linkedin.com/shareArticle?mini=true&url='.$url.'&summary=%5B..%5D&source="><img title="linkedin" border="0" src="modules/mod_nice_social_bookmark/icons/linkedin_'.$iset.'_'.$isize.'.png" alt="Linkedin" />[/url]';
else echo '<a id="ll1" target="_blank" rel="nofollow" href="http://'.$lilink.'"><img title="LinkedIn" border="0" src="modules/mod_nice_social_bookmark/icons/linkedin_'.$iset.'_'.$isize.'.png" alt="LinkedIn" />[/url]';}
$tt = $params->get('s12', 'yes');
if ($tt == "yes")echo '<a id="l12" target="_blank" rel="nofollow" href="http://www.mixx.com/submit?page_url='.$url.'&title='.$title.'"><img title="Mixx" border="0" src="modules/mod_nice_social_bookmark/icons/mixx_'.$iset.'_'.$isize.'.png" alt="Mixx" />[/url]';
$tt = $params->get('s14', 'yes');
if ($tt == "yes"){if ($rsslink == "")
echo '<a id="l13" target="_blank" rel="nofollow" href="'.$rss_url.'/index.php?format=feed&type=rss&title='.$title.'"><img title="RSS Feed" border="0" src="modules/mod_nice_social_bookmark/icons/rss_'.$iset.'_'.$isize.'.png" alt="RSS Feed" />[/url]';
else echo '<a id="l14" target="_blank" rel="nofollow" href="'.$rsslink.'"><img title="RSS Feed" border="0" src="modules/mod_nice_social_bookmark/icons/rss_'.$iset.'_'.$isize.'.png" alt="RSS Feed" />[/url]';}
$tt = $params->get('s15', 'yes');
if ($tt == "yes"){
?>
<div id="plusone"><>
<script type="text/javascript" src="https://apis.google.com/js/plusone.js">
{"lang": "<?php echo $lang?>", "parsetags": "explicit"}
</script>
<script type="text/javascript">
gapi.plusone.render("plusone",
{"size": "<?php echo htmlspecialchars($size); ?>", "count": "<?php echo $count;?>", "href":"<?php echo htmlspecialchars($urll);?>" });
</script>
<?php
}
$tt = $params->get('s16', 'yes');
if ($tt == "yes")echo '<a id="l16" target="_blank" rel="nofollow" href="'.$customlink1.'>"><img title="" border="0" src="'.$customicon1.'" alt="" />[/url]';
$tt = $params->get('s17', 'yes');
if ($tt == "yes")echo '<a id="l17" target="_blank" rel="nofollow" href="'.$customlink2.'>"><img title="" border="0" src="'.$customicon2.'" alt="" />[/url]';
$tt = $params->get('s18', 'yes');
if ($tt == "yes")echo '<a id="l18" target="_blank" rel="nofollow" href="'.$customlink3.'>"><img title="" border="0" src="'.$customicon3.'" alt="" />[/url]';
$tt = $params->get('s19', 'yes');
if ($tt == "yes")echo '<a id="l19" target="_blank" rel="nofollow" href="'.$customlink4.'>"><img title="" border="0" src="'.$customicon4.'" alt="" />[/url]';
echo '<><div style="clear:both;"><>';
?>