First touch moves character even if on right of screen.

[DustStock]

Immediately after starting, pressing and holding any location on right of screen moves as if interacting with left control.

[DustStock]

changing line #81 in the joystick script to this fixes the issue:

if event.index == joystick_finger_index and event.position.x < window_width / 2:

Edit: this seems to cause some additional issues. see better fix below.

[DustStock]

The previous fix seems to be less than ideal causing some other issues. I believe the following is a better fix:

Changed
joystick_finger_index = 0
to
joystick_finger_index = null (line 13)

[KeiMuriKoe]

can confirm, also saw this bug