the script that changes the characters position seems not to be functioning, could someone help check if there is something wrong with my code. thanks so much!

thanks for your help, finally worked

finally worked, thanks for helping

the script that changes the characters position seems not to be functioning, could someone help check if there is something wrong with my code. thanks so much!
https://user.233lyly.com/community/resources/post_1669609157888.jpg