Title: PLUGIN FIX please read
Last modified: March 8, 2018

---

# PLUGIN FIX please read

 *  [Sam](https://wordpress.org/support/users/ssharples/)
 * (@ssharples)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/plugin-fix-please-read/)
 * Thanks to JasperPress
 *     ```
       function filter_session($session_data, $value, $key){
             	      if ($value['sample']){
             	      	      $session_data['sample'] = true;
             	      	      $session_data['unique_key'] = $value['unique_key'];
             	      	      //$session_data['data']->price = 0;
       					  $product_id = $session_data['product_id'];
       					  $sample_price_mode = get_post_meta($product_id, 'sample_price_mode', true) ? get_post_meta($product_id, 'sample_price_mode', true) : 'default';
       					  $sample_price = get_post_meta($product_id, 'sample_price', true) ? get_post_meta($product_id, 'sample_price', true) : 0;
       					  if ($sample_price_mode === 'custom'){
       					  	$session_data['data']->set_price( $sample_price );
       					  }else if ($sample_price_mode === 'free'){
       					  	$session_data['data']->set_price( '0' );
       					  }else{
       					  	//default
       					  }
             	      }
             	      return $session_data;
             }
       ```
   
 * I modified line 210 and 212 from:
 *     ```
       210: $session_data['data']->price = $sample_price;
       212: $session_data['data']->price = 0;
       ```
   
 * to:
 *     ```
       210: $session_data['data']->set_price( $sample_price );
       212: $session_data['data']->set_price( '0' );
       ```
   

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 * 0 replies
 * 1 participant
 * Last reply from: [Sam](https://wordpress.org/support/users/ssharples/)
 * Last activity: [8 years, 2 months ago](https://wordpress.org/support/topic/plugin-fix-please-read/)
 * Status: not resolved