Error message

• User warning: The following module is missing from the file system: date. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/bootstrap.inc).
• User warning: The following module is missing from the file system: date_api. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/bootstrap.inc).
• User warning: The following module is missing from the file system: date_popup. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/bootstrap.inc).
• Deprecated function: Array and string offset access syntax with curly braces is deprecated in include_once() (line 3469 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/bootstrap.inc).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/common.inc).
• Deprecated function: The each() function is deprecated. This message will be suppressed on further calls in menu_set_active_trail() (line 2405 of /hermes/bosnacweb02/bosnacweb02as/b1686/ipg.alrabiagate34164/oxfordcollegeforinternationalstudies/demo/includes/menu.inc).