When first use gives the following error

Webbased solar logger to log and monitor your solar inverter

Status: Beta

Brought to you by: freemann01, martindiphoorn

Milestone: 1.1

Status: accepted

Owner: Freemann

Labels: None

Updated: 2013-03-20

Created: 2013-03-20

Private: No

FastCGI-stderr: PHP Notice: Undefined variable: grouped in /......./classes/PDODataAdapter.php on line 1963