Hello Developers. I use the latest version of the Articles Script package and have a problem with the categories. I can not create it and have this error in debug. PHP: Notice: Undefined index: tree_idon line 167 in file packages / publishing / admin / categories.phpBacktrace  User warning: Unknown column 'Priority' in 'field list' INSERT INTO `` status` sbr401_articles_categories` SET = 'active', `locked` = '0',` title` = 'Subrion 4.0 CMS', `description` = 'In this category are the Subrion 4.0 CMS and all that goes with it. This CMS is quite cool and not so difficult to use and I think I can work with it permanently.\ n ', `meta_description` =' ',` meta_keywords` =' ', `icon` =' ',` nofollow` =' 0 ', `priority` =' 0 ',` parent_id` =' 0 ', ` order` = '1'on line 165 in file includes / classes / ia.core.mysqli.phpBacktrace  Notice: Undefined index: title_aliason line 192 in file packages / publishing / admin / categories.phpBacktrace  If I want to create category Database Error will soon pop up and now I have upgraded to version 4.0.4 Subrion. Can you help me maybe? Thank you in advance.