fixes #1257 avoid warning on PHP 7.4

This commit is contained in:
plegall
2021-01-22 12:23:09 +01:00
parent 6772da4ab2
commit e848025f39

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@@ -346,6 +346,8 @@ SELECT id
;';
$all_elements = query2array($query, null, 'id');
$linked_to_virtual = array();
$query = '
SELECT id
FROM '.CATEGORIES_TABLE.'