suhanisahai

is there any another way to fix this issue permanently because my hosting provider didn’t help me ..if anyone know then plz help me out as soon as possible thanks

my server got this error on every alternate days and my website got down when we are trying to open my website it will show only blank page and at that we are unable to login wp-admin panel also…plz help me out
[29-Nov-2019 05:15:59 UTC] PHP Fatal error: Uncaught Error: Call to undefined function wp_kses_normalize_entities() in /home/drrim2gt/public_html/gemmamarketing.in/wp-includes/formatting.php:4305
Stack trace:
#0 /home/drrim2gt/public_html/gemmamarketing.in/wp-includes/class-wp-fatal-error-handler.php(190): esc_url(‘https://wordpre…’)
#1 /home/drrim2gt/public_html/gemmamarketing.in/wp-includes/class-wp-fatal-error-handler.php(147): WP_Fatal_Error_Handler->display_default_error_template(Array, false)
#2 /home/drrim2gt/public_html/gemmamarketing.in/wp-includes/class-wp-fatal-error-handler.php(52): WP_Fatal_Error_Handler->display_error_template(Array, false)
#3 [internal function]: WP_Fatal_Error_Handler->handle()
#4 {main}
thrown in /home/drrim2gt/public_html/gemmamarketing.in/wp-includes/formatting.php on line 4305