Uncaught Error

When load our application pages. We got an error like ‘Fatal error: Uncaught Error: Call to undefined function fw_get_db_post_option() in /opt/bitnami/apps/wordpress/htdocs/wp-content/themes/alone/page.php:23 Stack trace: #0 /opt/bitnami/apps/wordpress/htdocs/wp-includes/template-loader.php(106): include() #1 /opt/bitnami/apps/wordpress/htdocs/wp-blog-header.php(19): require_once(‘/opt/bitnami/ap…’) #2 /opt/bitnami/apps/wordpress/htdocs/index.php(17): require(‘/opt/bitnami/ap…’) #3 {main} thrown in /opt/bitnami/apps/wordpress/htdocs/wp-content/themes/alone/page.php on line 23′

Please help to fix the issue

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