Are you sure WEATHERFLUTEITEM is in the PBS file (items.txt)?
Also, I have a change in the 08_Music book that I have been working on, so you don't need the item if you don't want to use it
I might be
I'm not that familiar with the code in Follower Pokemon EX
I will look into it asap
EDIT.: Is Fixed now Update to [25w25a] and it will work, keep on bug reporting
To understand, so when you say you change the square size to 8 x 8
Can you give more information on the size? Is it in pixels?
The original cursor.png within "Graphics\UI\Town Map" is 64x32 pixels
Did you double the size of that to 128 x 64 pixels?
I need a break from what I'm currently working on, I'm very good at breaking things. I might have some fresh eyes that might break even more
Let me know if I can help
Then i think you should take a look at Lucidious89 Improved Field Skills
https://eeveeexpo.com/resources/1401/
He have made an incredible resources and it might be the solution that you missing in your game