Fatal error: Uncaught Error: Call to a member function fetch() on boolean in /home/iaccca/www/_functions_root.php:2749
Stack trace:
#0 /home/iaccca/www/publication_profile.php(55): List_collection_publication(Object(PDO))
#1 {main}
thrown in /home/iaccca/www/_functions_root.php on line 2749