Hi there i just found that  the recently update version getting some problem ,it show error in 

home/asogocom/wholesales.asogo.com/wp-content/plugins/codecanyon-7xoKl7bT-b2bking-the-ultimate-woocommerce-b2b-plugin/public/class-b2bking-dynamic-rules.php on line 10052

which the code with 

foreach($dynamic_minmax_rules as $dynamic_minmax_rule){
// get rule details
$minimum_maximum = get_post_meta($dynamic_minmax_rule, 'b2bking_rule_what', true);
$quantity_value = get_post_meta($dynamic_minmax_rule, 'b2bking_rule_quantity_value', true);
$howmuch = floatval(get_post_meta($dynamic_minmax_rule, 'b2bking_rule_howmuch', true));
$applies = get_post_meta($dynamic_minmax_rule, 'b2bking_rule_applies', true);
if ($applies === 'cart_total'){

} else {
// rule is category or product rule or multiple select rule
$applies = explode('_',$applies);
if ($applies[0] === 'category'){
// rule is category rule
if(has_term($applies[1], 'product_cat', $product_id)){
if ($quantity_value === 'quantity'){
if ($minimum_maximum === 'maximum_order'){
if ($largest_maximum === 'none'){
$largest_maximum = $howmuch;
} else if ($largest_maximum < $howmuch) {
$largest_maximum = $howmuch;
}
} else if ($minimum_maximum === 'minimum_order'){
if ($smallest_minimum === 'none'){
$smallest_minimum = $howmuch;
} else if ($smallest_minimum > $howmuch) {
$smallest_minimum = $howmuch;
}
}
}
}

}  else if ($applies[0] === 'product'){
// rule is product rule
if(intval($applies[1]) === $product_id){
if ($quantity_value === 'quantity'){
if ($minimum_maximum === 'maximum_order'){
if ($largest_maximum === 'none'){
$largest_maximum = $howmuch;
} else if ($largest_maximum < $howmuch) {
$largest_maximum = $howmuch;
}
} else if ($minimum_maximum === 'minimum_order'){
if ($smallest_minimum === 'none'){
$smallest_minimum = $howmuch;
} else if ($smallest_minimum > $howmuch) {
$smallest_minimum = $howmuch;
}
}
}
}