Error message

• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_timezone_set() expects parameter 1 to be DateTime, boolean given in format_date() (line 2014 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).
• Warning: date_format() expects parameter 1 to be DateTime, boolean given in format_date() (line 2024 of /home/bizmesol/public_html/prod/drupal-7/includes/common.inc).