public function findOneBy($conditions)
	{
		debug_assert( false, 'Function findOneBy is scheduled for deletion, replace with Model::getBy($conditions)' );
		$instance = static::getBy( $conditions, array_keys($this->schemaColumnsGet()) );
		$this->fromArray( $instance->toArray() );
		$this->changedColumnsReset();
		return $this;
	}