Please help - it's been a long day

Here's the output of http://news.local:


Notice: A session had already been started - ignoring session_start() in /Users/marchampson/Sites/masterclass-repo/public/Index.php on line 3

Warning: Invalid argument supplied for foreach() in /Users/marchampson/Sites/masterclass-repo/Upvote/Library/Front/Controller.php on line 50

Notice: Undefined index: call in /Users/marchampson/Sites/masterclass-repo/Upvote/Library/Front/Controller.php on line 31

Warning: array_shift() expects parameter 1 to be array, null given in /Users/marchampson/Sites/masterclass-repo/Upvote/Library/Front/Controller.php on line 32

Warning: array_shift() expects parameter 1 to be array, null given in /Users/marchampson/Sites/masterclass-repo/Upvote/Library/Front/Controller.php on line 33

Fatal error: Class '' not found in /Users/marchampson/Sites/masterclass-repo/Upvote/Library/Front/Controller.php on line 34