SuperSlide funktioniert nicht

This slide puzzle game has different titles in different countries and languages, also known as 华容道, 華容道, 15-puzzle, Huarong Dao, Klotski, Khun Phaen Puzzle, Khun Phaen Escapes to Freedom, ขุนแผนหนีสู่อิสรภาพ, 箱入り娘, L'âne rouge, Pennant Puzzle, Ma's Puzzle and so on.  With a well-designed 511-question bank, users can directly view the problem-solving animation, appreciate the mystery of the game from their ideas, and can also directly slide the blocks to challenge the level and feel the charm of the game.  diese App, aka Super Slide, is an addictive slide puzzle game based on really simple rules.  The user places it in the solver according to the actual layout of the toy at hand and according to the real situation, and the system will automatically calculate the feasible solution and complete the answer.  It supports solving digital cubes with simpler rules, making it easier to get started.  Enter the number puzzle to rearrange the order of numbers.  Supports self-defined problem solving.  Your target is to unblock the red one out of surrounds.