Error message

• Deprecated function: mb_stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in ViewsConditionalHandler->render() (line 317 of /home/mreeder/hillsboro-ucc.org/sites/all/modules/views_conditional/includes/views/handlers/views_conditional_handler.inc).
• Deprecated function: mb_stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated in ViewsConditionalHandler->render() (line 317 of /home/mreeder/hillsboro-ucc.org/sites/all/modules/views_conditional/includes/views/handlers/views_conditional_handler.inc).