Adding array validation

main/social/profile.php

@@ -603,9 +603,11 @@ echo '<div id="social-profile-wrapper">';
 			
 			// Images uploaded by course			
 			$file_list = '';
+			if (is_array($course_list_code) && count($course_list_code)>0) {
 				foreach ($course_list_code as $course) { 
 					$file_list.= UserManager::get_user_upload_files_by_course($user_id,$course['code']);
 				}
+			}
 			
 			if (!empty($file_list)) {
 				echo '<div class="clear"></div><br />';