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Fatal error: Uncaught Error: Call to undefined function __() in /var/www/html/wp-includes/class-wp-taxonomy.php:607 Stack trace: #0 /var/www/html/wp-includes/taxonomy.php(718): WP_Taxonomy::get_default_labels() #1 /var/www/html/wp-includes/class-wp-taxonomy.php(486): get_taxonomy_labels(Object(WP_Taxonomy)) #2 /var/www/html/wp-includes/class-wp-taxonomy.php(290): WP_Taxonomy->set_props('post', Array) #3 /var/www/html/wp-includes/taxonomy.php(532): WP_Taxonomy->__construct('category', 'post', Array) #4 /var/www/html/wp-includes/taxonomy.php(82): register_taxonomy('category', 'post', Array) #5 /var/www/html/wp-settings.php(513): create_initial_taxonomies() #6 /var/www/html/wp-config.php(102): require_once('/var/www/html/w...') #7 /var/www/html/wp-load.php(50): require_once('/var/www/html/w...') #8 /var/www/html/wp-blog-header.php(13): require_once('/var/www/html/w...') #9 /var/www/html/index.php(17): require('/var/www/html/w...') #10 {main} thrown in /var/www/html/wp-includes/class-wp-taxonomy.php on line 607