Error message

• Notice: Undefined index: field_person in preprocess__node__project() (line 46 of /home/b14cms.dk/users/yellows.dk/www/sites/all/themes/b14theme/template.node.php).
• Warning: current() expects parameter 1 to be array, null given in preprocess__node__project() (line 47 of /home/b14cms.dk/users/yellows.dk/www/sites/all/themes/b14theme/template.node.php).
• Notice: Trying to get property of non-object in preprocess__node__project() (line 48 of /home/b14cms.dk/users/yellows.dk/www/sites/all/themes/b14theme/template.node.php).