Joomla 3.4.0, localhost on WAMP, apache 2.4.9, mysql 5.6.17, php 5.5.12 --- just installed TAGMETA 1.7.6 Community J3. Installed OK. Enabled plugin OK. When I try to enter my first rule I get:

Champ 'a.custom_header' inconnu dans field list SQL=SELECT a.id, a.url, a.case_sensitive, a.request_only, a.decode_url, a.last_rule, a.placeholders, a.title, a.description, a.author, a.keywords, a.rights, a.xreference, a.canonical, a.custom_header, a.rindex, a.rfollow, a.rsnippet, a.rarchive, a.rodp, a.rydir, a.rimageindex, a.comment, a.synonyms, a.synonmax, a.synonweight, a.preserve_title, a.hits, a.last_visit, a.ordering, a.published, a.checked_out, a.checked_out_time,uc.name AS editor FROM u9alq_tagmeta_rules AS a LEFT JOIN u9alq_users AS uc ON uc.id = a.checked_out WHERE (a.published IN (0, 1)) ORDER BY a.ordering asc LIMIT 0, 100