Notice: Undefined index: id in /var/www/html/jokolandnew/desktoparticles-details.php on line 13

Fatal error: Uncaught Exception: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 query: SELECT * FROM articles WHERE id = in /var/www/html/jokolandnew/admin/lib/MysqliDb/MysqliDb.php:2030 Stack trace: #0 /var/www/html/jokolandnew/admin/lib/MysqliDb/MysqliDb.php(1594): MysqliDb->_prepareQuery() #1 /var/www/html/jokolandnew/admin/lib/MysqliDb/MysqliDb.php(649): MysqliDb->_buildQuery(NULL) #2 /var/www/html/jokolandnew/desktoparticles-details.php(17): MysqliDb->query('SELECT * FROM a...') #3 /var/www/html/jokolandnew/articles-details.php(68): include('/var/www/html/j...') #4 {main} thrown in /var/www/html/jokolandnew/admin/lib/MysqliDb/MysqliDb.php on line 2030