}
} else {
$this->addWhereFld( "{$p}_from_namespace", $params['namespace'] );
- if ( !empty( $settings['from_namespace'] ) && count( $params['namespace'] ) > 1 ) {
+ if ( !empty( $settings['from_namespace'] )
+ && $params['namespace'] !== null && count( $params['namespace'] ) > 1
+ ) {
$sortby["{$p}_from_namespace"] = 'int';
}
}