JInstaller: :Install: erreur SQL Table 'culturegospel35.#__muscol_artists' doesn't exist SQL=ALTER TABLE `#__muscol_artists` ADD `cover` VARCHAR(255) NOT NULL AFTER `tags`;
Extension Mettre à jour : Erreur SQL de traitement de la requête : Fonction DB échouée avec le numéro d'erreur 1146
Table 'culturegospel35.#__muscol_artists' doesn't exist SQL=ALTER TABLE `#__muscol_artists` ADD `cover` VARCHAR(255) NOT NULL AFTER `tags`;
SQL =
ALTER TABLE `#__muscol_artists` ADD `cover` VARCHAR(255) NOT NULL AFTER `tags`;

When I go to the component menu.

1146 Table 'culturegospel35.#__muscol_albums' doesn't exist SQL=SELECT al.*,ar.artist_name,f.format_name, u.name as username FROM #__muscol_albums as al LEFT JOIN #__muscol_artists as ar ON ar.id = al.artist_id LEFT JOIN #__muscol_format as f ON f.id = al.format_id LEFT JOIN #__users as u ON u.id = al.user_id ORDER BY al.added DESC


I am running on joomla 3.6.2