: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
$widget_strings = $wpdb->get_results("SELECT * FROM {$wpdb->prefix}icl_strings WHERE context = 'Widgets' AND name LIKE 'widget body - %'");
foreach($widget_strings as $string){
$wpdb->update($wpdb->prefix . 'icl_strings', array('name' => 'widget body - ' . md5($string->value)), array('id' => $string->id));
$widget_strings = $wpdb->get_results("SELECT * FROM {$wpdb->prefix}icl_strings WHERE context = 'Widgets' AND name LIKE 'widget title - %'");
foreach($widget_strings as $string){
$wpdb->update($wpdb->prefix . 'icl_strings', array('name' => 'widget title - ' . md5($string->value)), array('id' => $string->id));
// Add a new `language_context` index to icl_strings table
$sql = "ALTER TABLE `{$wpdb->prefix}icl_strings` ADD INDEX `language_context` ( `context` , `language` )";