Error message

• Deprecated function: Creation of dynamic property SearchApiStopWords::$stopwords is deprecated in SearchApiStopWords->getStopWords() (line 106 of /home/eidev/public_html/profiles/erasmusintern/modules/contrib/search_api/includes/processor_stopwords.inc).
• Warning: drupal_render(): Argument #1 ($elements) must be passed by reference, value given in CurrentSearchItemActiveErasmusinternAds->execute() (line 158 of /home/eidev/public_html/profiles/erasmusintern/modules/features/erasmusintern_advertisements/includes/item_active_advertisements.inc).