if ($subast[$firstWord] == "")				// Line 56 
	$subast[$firstWord] = array();			// Line 57
							// Line 58
array_push($subast[$firstword],$geraet[id]);		// Line 59

-------------------
Error is ----------
-------------------
Warning: array_push(): First argument should be an array in /var/www/includes/baum_ng.inc.php on line 59

Warning: Illegal offset type in /var/www/includes/baum_ng.inc.php on line 56

Warning: Illegal offset type in /var/www/includes/baum_ng.inc.php on line 57