Warning: session_start(): Cannot send session cache limiter - wordpress

Question

here is the error i get on my website when trying to process a payment page am not sure what to do i found this code
Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at /home/bargainhivee/public_html/wp-includes/wp-db.php:1482) in /home/bargainhivee/public_html/wp-content/plugins/Tevolution/tmplconnector/templatic-connector.php on line 5
this is the line 5
if (!isset($_SESSION)) { session_start(); }
here is the php file templatic-connector.php
<?php
/*
* includes the main files of tevolution default ad-on such as claim ownership,custom taxonomy,csutom fields,etc. and common functions.
*/
if (!isset($_SESSION)) { session_start(); }
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-claim_ownership/install.php" );
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-custom_taxonomy/install.php" );
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-custom_fields/install.php" );
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-monetization/install.php" );
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-ratings/install.php" );
require_once(TEMPL_MONETIZE_FOLDER_PATH."/templatic-registration/install.php" );
require_once (TEMPL_MONETIZE_FOLDER_PATH . "/templatic-widgets/templatic_browse_by_categories_widget.php");
require_once (TEMPL_MONETIZE_FOLDER_PATH . "/templatic-widgets/templatic_advanced_search_widget.php");
require_once (TEMPL_MONETIZE_FOLDER_PATH . "/templatic-widgets/templatic_people_list_widget.php");
require_once (TEMPL_MONETIZE_FOLDER_PATH . "/templatic-widgets/templatic_metakey_search_widget.php");
require_once(TEMPL_MONETIZE_FOLDER_PATH."templatic-generalization/general_functions.php" );
/* Add to favourites for tevolution*/
if(file_exists(TEMPL_MONETIZE_FOLDER_PATH."templatic-generalization/add_to_favourites.php") && (!strstr($_SERVER['REQUEST_URI'],'/wp-admin/') || strstr
($_SERVER['REQUEST_URI'],'/admin-ajax.php') )){
require_once(TEMPL_MONETIZE_FOLDER_PATH."templatic-generalization/add_to_favourites.php" );
}
/*
do action for admin menu
*/
add_action('admin_menu', 'templ_add_admin_menu_'); /* create templatic admin menu */
function templ_add_admin_menu_()
{
do_action('templ_add_admin_menu_');
}
add_action('templ_add_admin_menu_', 'templ_add_mainadmin_menu_', 0);
add_action('templ_add_admin_menu_', 'templ_remove_mainadmin_sub_menu_');
if(!function_exists('templ_remove_mainadmin_sub_menu_')){
function templ_remove_mainadmin_sub_menu_(){
remove_submenu_page('templatic_system_menu', 'templatic_system_menu');
add_submenu_page( 'templatic_system_menu', __('Overview','templatic-admin'), __('Overview','templatic-admin'), 'administrator',
'templatic_system_menu', 'templatic_connector_class' );
}
}
/*
include the main.connector.class.php file
*/
function templatic_connector_class()
{
require_once(TEVOLUTION_PAGE_TEMPLATES_DIR.'classes/main.connector.class.php' );
}
/*
Return the main menu at admin sidebar
*/
function templ_add_mainadmin_menu_()
{
$menu_title = __('Tevolution', 'templatic');
if (function_exists('add_object_page'))
{
if(isset($_REQUEST['page']) && $_REQUEST['page'] == 'templatic_system_menu'){
$icon = TEMPL_PLUGIN_URL.'favicon-active.png';
}else{
$icon = TEMPL_PLUGIN_URL.'favicon-active.png';
}
$hook = add_menu_page("Admin Menu", $menu_title, 'administrator', 'templatic_system_menu', 'dashboard_bundles', '',3); /* title of new
sidebar*/
}else{
add_menu_page("Admin Menu", $menu_title, 'administrator', 'templatic_wp_admin_menu', 'design','');
}
}
/*
return the connection with dashboard wizards(bundle box)
*/
function dashboard_bundles()
{
$Templatic_connector = New Templatic_connector;
require_once(TEVOLUTION_PAGE_TEMPLATES_DIR.'classes/main.connector.class.php' );
if(isset($_REQUEST['tab']) && $_REQUEST['tab'] =='extend') {
$Templatic_connector->templ_extend();
}else if(isset($_REQUEST['tab']) && $_REQUEST['tab'] =='payment-gateways') {
$Templatic_connector->templ_payment_gateway();
}else if((!isset($_REQUEST['tab'])&& #$_REQUEST['tab']=='') || isset($_REQUEST['tab']) && $_REQUEST['tab'] =='overview') {
$Templatic_connector->templ_overview();
$Templatic_connector->templ_dashboard_extends();
}
}
/*
return main CSS of Plugin
*/
add_action('admin_head', 'templ_add_my_stylesheet'); /* include style sheet */
add_action('wp_head', 'templ_add_my_stylesheet',0); /* include style sheet */
function templ_add_my_stylesheet()
{
/* Respects SSL, Style.css is relative to the current file */
wp_enqueue_script('jquery');
$tmpl_is_allow_url_fopen = tmpl_is_allow_url_fopen();
/* Tevolution Plug-in Style Sheet File In Desktop view only */
if (function_exists('tmpl_wp_is_mobile') && !tmpl_wp_is_mobile()) {
/* if "allow_url_fopen" is enabled then apply minifiled css otherwise includse seperately */
if(!$tmpl_is_allow_url_fopen){
wp_enqueue_style('tevolution_style',TEMPL_PLUGIN_URL.'style.css','',false);
}else{
wp_enqueue_style('tevolution_style',TEMPL_PLUGIN_URL.'css.minifier.php','',false);
}
}
if(function_exists('theme_get_settings')){
if(theme_get_settings('supreme_archive_display_excerpt')){
if(function_exists('tevolution_excerpt_length')){
add_filter('excerpt_length', 'tevolution_excerpt_length');
}
if(function_exists('new_excerpt_more')){
add_filter('excerpt_more', 'new_excerpt_more');
}
}
}
}
/* check if "allow_url_fopen" is enabled or not */
function tmpl_is_allow_url_fopen(){
if( ini_get('allow_url_fopen') ) {
return true;
}else{
return false;
}
}
/*
return each add-ons is activated or not
*/
function is_active_addons($key)
{
$act_key = get_option($key);
if ($act_key != '')
{
return true;
}
}
/*
Function will remove the admin dashboard widget
*/
function templ_remove_dashboard_widgets()
{
/* Globalize the metaboxes array, this holds all the widgets for wp-admin*/
global $wp_meta_boxes;
/* Remove the Dashboard quickpress widget*/
unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_quick_press']);
/* Remove the Dashboard incoming links widget*/
unset($wp_meta_boxes['dashboard']['normal']['core']['dashboard_incoming_links']);
/* Remove the Dashboard secondary widget*/
unset($wp_meta_boxes['dashboard']['side']['core']['dashboard_secondary']);
}
add_action('wp_dashboard_setup', 'templ_remove_dashboard_widgets');
/* -- coding to add submenu under main menu-- */
add_action('templ_add_admin_menu_', 'templ_add_page_menu');
function templ_add_page_menu()
{
/*tevolution_menu_before_general_settings hook for add additional menu before general settings */
do_action('tevolution_menu_before_general_settings');
$menu_title2 = __('Settings', 'templatic-admin');
add_submenu_page('templatic_system_menu', $menu_title2, $menu_title2,'administrator', 'templatic_settings', 'my_page_templates_function');
/*tevolution_menu_after_general_settings hook for add additional menu after general settings */
do_action('tevolution_menu_after_general_settings');
}
/*
Email, security , and set up steps menu selected
*/
add_action('admin_footer','tevolution_menu_script');
function tevolution_menu_script()
{
?>
<script data-cfasync="false" type="text/javascript" async >
jQuery(document).ready(function(){
if(jQuery('#adminmenu ul.wp-submenu li').hasClass('current'))
{
<?php if(isset($_REQUEST['page']) && $_REQUEST['page']=='templatic_system_menu' && isset($_REQUEST['tab']) && $_REQUEST['tab']=='setup-steps'
):?>
jQuery('#adminmenu ul.wp-submenu li').removeClass('current');
jQuery('#adminmenu ul.wp-submenu li a').removeClass('current');
jQuery('#adminmenu ul.wp-submenu li a[href*="page=templatic_system_menu&tab=setup-steps"]').attr('href', function() {
jQuery('#adminmenu ul.wp-submenu li a[href*="page=templatic_system_menu&tab=setup-steps"]').addClass('current');
jQuery('#adminmenu ul.wp-submenu li a[href*="page=templatic_system_menu&tab=setup-steps"]').parent().addClass('current');
});
<?php endif;?>
}
jQuery('.reset_custom_fields').click( function() {
if(confirm("<?php echo __('All your modifications done with this, will be deleted forever! Still you want to proceed?','templatic-admin');?
>")){
return true;
}else{
return false;
}
});
});
</script>
<?php
}
/* include general_settings.php file */
function my_page_templates_function()
{
include(TEMPL_MONETIZE_FOLDER_PATH.'templatic-generalization/general_settings.php');
}
/*
Redirect on plugin dashboard after activating plugin
*/
add_action('admin_init', 'my_plugin_redirect');
function my_plugin_redirect()
{
global $pagenow;
if (get_option('myplugin_redirect_on_first_activation') == 'true' && $pagenow=='plugins.php' ){
update_option('myplugin_redirect_on_first_activation', 'false');
wp_redirect(MY_PLUGIN_SETTINGS_URL);
}
if (get_option('myplugin_redirect_on_first_activation') == 'true' && $pagenow=='themes.php' ){
update_option('myplugin_redirect_on_first_activation', 'false');
wp_redirect(site_url().'/wp-admin/themes.php');
}
}
/*
* View counter for detail page
*/
function view_counter_single_post($pid){
if($_SERVER['HTTP_REFERER'] == '' || !strstr($_SERVER['HTTP_REFERER'],$_SERVER['REQUEST_URI']))
{
$viewed_count = get_post_meta($pid,'viewed_count',true);
$viewed_count_daily = get_post_meta($pid,'viewed_count_daily',true);
$daily_date = get_post_meta($pid,'daily_date',true);
update_post_meta($pid,'viewed_count',$viewed_count+1);
if(get_post_meta($pid,'daily_date',true) == date('Y-m-d')){
update_post_meta($pid,'viewed_count_daily',$viewed_count_daily+1);
} else {
update_post_meta($pid,'viewed_count_daily','1');
}
update_post_meta($pid,'daily_date',date('Y-m-d'));
}
}
/*
* return the count of post view
*/
if(!function_exists('user_single_post_visit_count')){
function user_single_post_visit_count($pid)
{
if(get_post_meta($pid,'viewed_count',true))
{
return get_post_meta($pid,'viewed_count',true);
}else
{
return '0';
}
}
}
/*
* Function Name:user_single_post_visit_count_daily
* Argument: Post id
*/
if(!function_exists('user_single_post_visit_count_daily')){
function user_single_post_visit_count_daily($pid)
{
if(get_post_meta($pid,'viewed_count_daily',true))
{
return get_post_meta($pid,'viewed_count_daily',true);
}else
{
return '0';
}
}
}
/*
* add view count display after the content
*/
if( !function_exists('view_count')){
function view_count( $content ) {
if ( is_single())
{
global $post;
$sep =" , ";
$custom_content='';
$custom_content.="<p>".__('Visited','templatic')." ".user_single_post_visit_count($post->ID)." ".__('times','templatic');
$custom_content.= $sep.user_single_post_visit_count_daily($post->ID).__(" Visits today",'templatic')."</p>";
$custom_content .= $content;
echo $custom_content;
}
}
}
/*
* show counter and share button after custom fields.
*/
function teamplatic_view_counter()
{
$settings = get_option( "templatic_settings" );
if(isset($settings['templatic_view_counter']) && $settings['templatic_view_counter']=='Yes')
{
global $post;
view_counter_single_post($post->ID);
view_count('');
}
//view_sharing_buttons('');
tevolution_socialmedia_sharelink();
}
/*Remove the the_content filter to add view counter everywhere in single page and add action tmpl_detail_page_custom_fields_collection before the custom
field display*/
add_action('tmpl_detail_page_custom_fields_collection','teamplatic_view_counter',5);
function view_sharing_buttons($content)
{
global $post;
if (is_single() && ($post->post_type!='post' && $post->post_type!='page' && $post->post_type!='product' && $post->post_type!='product_variation'
))
{
$post_img = bdw_get_images_plugin($post->ID,'thumb');
$post_images = $post_img[0];
$title=urlencode($post->post_title);
$url=urlencode(get_permalink($post->ID));
$summary=urlencode(htmlspecialchars($post->post_content));
$image=$post_images;
$settings = get_option( "templatic_settings" );
if($settings['facebook_share_detail_page'] =='yes' || $settings['google_share_detail_page'] == 'yes' || $settings
['twitter_share_detail_page'] == 'yes' || $settings['pintrest_detail_page']=='yes'){
echo '<div class="share_link">';
if($settings['facebook_share_detail_page'] == 'yes')
{
?>
<a onClick="window.open('//www.facebook.com/sharer.php?s=100&p[title]=<?php echo $title;?>&p[summary]=<?php echo
$summary;?>&p[url]=<?php echo $url; ?>&&p[images][0]=<?php echo $image;?>','sharer','toolbar=0,status=0,width=548,height=325');"
href="javascript: void(0)" id="facebook_share_button"><?php _e('Facebook Share.',T_DOMAIN); ?></a>
<?php
}
if($settings['google_share_detail_page'] == 'yes'): ?>
<script data-cfasync="false" type="text/javascript" src="https://apis.google.com/js/plusone.js"></script>
<div class="g-plus" data-action="share" data-annotation="bubble"></div>
<?php endif;
if($settings['twitter_share_detail_page'] == 'yes'): ?>
<a href="https://twitter.com/share" class="twitter-share-button" data-lang="en" data-text='<?php echo htmlentities
($post->post_content);?>' data-url="<?php echo get_permalink($post->ID); ?>" data-counturl="<?php echo get_permalink($post->ID); ?>"><?php _e
('Tweet',T_DOMAIN); ?></a>
<script data-cfasync="false">!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id))
{js=d.createElement(s);js.id=id;js.src="https://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-
wjs");</script>
<?php endif;
if(#$settings['pintrest_detail_page']=='yes'):?>
<!-- Pinterest -->
<div class="pinterest">
<a href="//pinterest.com/pin/create/button/?url=<?php echo urlencode(get_permalink($post->ID)); ?>&media=<?php echo $image; ?
>&description=<?php the_title(); ?>" ><?php _e('Pin It','templatic');?></a>
<script data-cfasync="false" type="text/javascript" src="http://assets.pinterest.com/js/pinit.js"></script>
</div>
<?php endif;
echo '</div>';
}
}
return $content;
}
/*
return the currency code
*/
function templatic_get_currency_type()
{
global $wpdb;
$option_value = get_option('currency_code');
if($option_value)
{
return stripslashes($option_value);
}else
{
return 'USD';
}
}
/*
this function returns the currency with position selected in currency settings
*/
function fetch_currency_with_position($amount,$currency = '')
{
$amt_display = '';
if($amount==''){ $amount =0; }
$decimals=get_option('tmpl_price_num_decimals');
$decimals=($decimals!='')?$decimals:2;
if($amount >=0 )
{
if(#$amount !='')
$amount = number_format( (float)($amount),$decimals,'.','');
$currency = get_option('currency_symbol');
$position = get_option('currency_pos');
if($position == '1')
{
$amt_display = $currency.$amount;
}
else if($position == '2')
{
$amt_display = $currency.' '.$amount;
}
else if($position == '3')
{
$amt_display = $amount.$currency;
}
else
{
$amt_display = $amount.' '.$currency;
}
return apply_filters('tmpl_price_format',$amt_display,$amount,$currency);
}
}
/*
this function returns the currency with position selected in currency settings
*/
function fetch_currency_with_symbol($amount,$currency = '')
{
$amt_display = '';
if($amount==''){ $amount =0; }
$decimals=get_option('tmpl_price_num_decimals');
$decimals=($decimals!='')?$decimals:2;
if($amount >=0 )
{
if(#$amount !='')
$amount = $amount;
$currency = get_option('currency_symbol');
$position = get_option('currency_pos');
if($position == '1')
{
$amt_display = $currency.$amount;
}
else if($position == '2')
{
$amt_display = $currency.' '.$amount;
}
else if($position == '3')
{
$amt_display = $amount.$currency;
}
else
{
$amt_display = $amount.' '.$currency;
}
return apply_filters('tmpl_price_format',$amt_display,$amount,$currency);
}
}
/* eof - display currency with position */
/* this function will display the legends descr