Error message

• Warning: A non-numeric value encountered in _webform_render_number() (line 298 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/webform/components/number.inc).
• Notice: Trying to get property of non-object in dexp_layerslider_load() (line 10 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/inc/slide.inc).
• Notice: Trying to get property of non-object in dexp_layerslider_load() (line 12 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/inc/slide.inc).
• Warning: Creating default object from empty value in dexp_layerslider_load() (line 25 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/inc/slide.inc).
• Notice: Undefined property: stdClass::$startheight in dexp_layerslider_preprocess_slides() (line 351 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/dexp_layerslider.module).
• Warning: Invalid argument supplied for foreach() in dexp_layerslider_preprocess_slides() (line 353 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/dexp_layerslider.module).
• Notice: Undefined property: stdClass::$startheight in include() (line 2 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$startheight in include() (line 2 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$timer in include() (line 6 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$delay in include() (line 13 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$startheight in include() (line 14 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$startwidth in include() (line 15 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$navigationType in include() (line 20 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$navigationArrows in include() (line 21 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$navigationStyle in include() (line 22 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$navigationHAlign in include() (line 23 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$navigationVAlign in include() (line 24 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$onHoverStop in include() (line 36 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$shadow in include() (line 42 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$fullWidth in include() (line 43 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$fullScreen in include() (line 44 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$fullScreenOffsetContainer in include() (line 45 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).
• Notice: Undefined property: stdClass::$timer in include() (line 49 of /var/www/vhosts/lafon.fr/httpdocs/sites/all/modules/drupalexp/modules/dexp_layerslider/theme/slides.tpl.php).