update simen wordpress theme

[noman650]

Hi

How to update Simen – MultiPurpose WooCommerce WordPress Theme

pls send me instructions in easy step, the reason is i am getting this error on edit page

“Fatal error: Call to undefined method RWMB_Layouttype_Field::options_html() in /home/vizion/public_html/allied/wp-content/themes/snssimen/snssimen/framework/sns-metabox.php on line 423”

i need help asap, thanks

[Author]

Posts