Fatal error: Uncaught TypeError: Argument 1 passed to Xeeeveee\Sudoku\Puzzle::setPuzzle() must be of the type array, null given, called in /pages/bf/98/d0010065/home/htdocs/00_nnz/sudoku/index.php on line 105 and defined in /pages/bf/98/d0010065/home/htdocs/00_nnz/sudoku/src/Puzzle.php:114 Stack trace: #0 /pages/bf/98/d0010065/home/htdocs/00_nnz/sudoku/index.php(105): Xeeeveee\Sudoku\Puzzle->setPuzzle(NULL) #1 {main} thrown in /pages/bf/98/d0010065/home/htdocs/00_nnz/sudoku/src/Puzzle.php on line 114