Error message

• Deprecated function: define(): Declaration of case-insensitive constants is deprecated in require_once() (line 23 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/classesCore.class.inc.php).
• Deprecated function: define(): Declaration of case-insensitive constants is deprecated in require_once() (line 24 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/classesCore.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).
• Warning: get_class() expects parameter 1 to be object, null given in cmfcExceptionStandAlone::isError() (line 52 of /home/aitjir/domains/aitj.ir/public_html/sites/all/modules/calendar_systems/calendar/lib/exception.class.inc.php).