Error message

• Warning: Invalid argument supplied for foreach() in include() (line 89 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: Invalid argument supplied for foreach() in include() (line 96 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: Invalid argument supplied for foreach() in include() (line 103 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: Use of undefined constant highlighted - assumed 'highlighted' (this will throw an Error in a future version of PHP) in include() (line 166 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: array_pop() expects parameter 1 to be array, null given in include() (line 166 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: array_push() expects parameter 1 to be array, null given in include() (line 179 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Warning: array_push() expects parameter 1 to be array, null given in include() (line 180 of /var/www/html/isti/sites/all/themes/vigyan/templates/page--research.tpl.php).
• Deprecated function: Function create_function() is deprecated in views_php_handler_filter->php_pre_execute() (line 68 of /var/www/html/isti/sites/all/modules/contributed/views_php/plugins/views/views_php_handler_filter.inc).
• Deprecated function: Function create_function() is deprecated in views_php_handler_field->php_post_execute() (line 131 of /var/www/html/isti/sites/all/modules/contributed/views_php/plugins/views/views_php_handler_field.inc).