[XP Script] Party Change Script Trouble

Code:
#==============================================================================

# ** Scene_Menu

#------------------------------------------------------------------------------

# This class performs menu screen processing.

#==============================================================================



class Scene_Menu

#--------------------------------------------------------------------------

# * Object Initialization

# menu_index : command cursor's initial position

#--------------------------------------------------------------------------

def initialize(menu_index = 0)

@menu_index = menu_index

end

#--------------------------------------------------------------------------

# * Main Processing

#--------------------------------------------------------------------------

def main

# Make command window

s1 = $data_system.words.item

s2 = $data_system.words.skill

s3 = $data_system.words.equip

s4 = "Status"

s5 = "Save"

s6 = "End Game"

s7 = "Party"

@command_window = Window_Command.new(160, [s1, s2, s3, s4, s5, s6,s7])

@command_window.index = @menu_index

# If number of party members is 0

if $game_party.actors.size == 0

# Disable items, skills, equipment, and status

@command_window.disable_item(0)

@command_window.disable_item(1)

@command_window.disable_item(2)

@command_window.disable_item(3)

end

# If save is forbidden

if $game_system.save_disabled

# Disable save

@command_window.disable_item(4)

end

# Make gold window

@gold_window = Window_Gold.new

@gold_window.x = 0

@gold_window.y = 416

# Make status window

@status_window = Window_MenuStatus.new

@status_window.x = 160

@status_window.y = 0

# Execute transition

Graphics.transition

# Main loop

loop do

# Update game screen

Graphics.update

# Update input information

Input.update

# Frame update

update

# Abort loop if screen is changed

if $scene != self

break

end

end

# Prepare for transition

Graphics.freeze

# Dispose of windows

@command_window.dispose



@steps_window.dispose

@gold_window.dispose

@status_window.dispose

end

#--------------------------------------------------------------------------

# * Frame Update

#--------------------------------------------------------------------------

def update

# Update windows

@command_window.update

@steps_window.update

@gold_window.update

@status_window.update

# If command window is active: call update_command

if @command_window.active

update_command

return

end

# If status window is active: call update_status

if @status_window.active

update_status

return

end

end

#--------------------------------------------------------------------------

# * Frame Update (when command window is active)

#--------------------------------------------------------------------------

def update_command

# If B button was pressed

if Input.trigger?(Input::B)

# Play cancel SE

$game_system.se_play($data_system.cancel_se)

# Switch to map screen

$scene = Scene_Map.new

return

end

# If C button was pressed

if Input.trigger?(Input::C)

# If command other than save or end game, and party members = 0

if $game_party.actors.size == 0 and @command_window.index < 4

# Play buzzer SE

$game_system.se_play($data_system.buzzer_se)

return

end

# Branch by command window cursor position

case @command_window.index

when 0 # item

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to item screen

$scene = Scene_Item.new

when 1 # skill

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Make status window active

@command_window.active = false

@status_window.active = true

@status_window.index = 0

when 2 # equipment

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Make status window active

@command_window.active = false

@status_window.active = true

@status_window.index = 0

when 3 # status

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Make status window active

@command_window.active = false

@status_window.active = true

@status_window.index = 0

when 4 # save

# If saving is forbidden

if $game_system.save_disabled

# Play buzzer SE

$game_system.se_play($data_system.buzzer_se)

return

end

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to save screen

$scene = Scene_Save.new

when 5 # end game

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to end game screen

$scene = Scene_End.new

return

when 6 # party

$game_system.se_play($data_system.decision_se)

#Switch to party screen

$scene = Scene_Party_Change.new

end

return

end

end

#--------------------------------------------------------------------------

# * Frame Update (when status window is active)

#--------------------------------------------------------------------------

def update_status

# If B button was pressed

if Input.trigger?(Input::B)

# Play cancel SE

$game_system.se_play($data_system.cancel_se)

# Make command window active

@command_window.active = true

@status_window.active = false

@status_window.index = -1

return

end

# If C button was pressed

if Input.trigger?(Input::C)

# Branch by command window cursor position

case @command_window.index

when 1 # skill

# If this actor's action limit is 2 or more

if $game_party.actors[@status_window.index].restriction >= 2

# Play buzzer SE

$game_system.se_play($data_system.buzzer_se)

return

end

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to skill screen

$scene = Scene_Skill.new(@status_window.index)

when 2 # equipment

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to equipment screen

$scene = Scene_Equip.new(@status_window.index)

when 3 # status

# Play decision SE

$game_system.se_play($data_system.decision_se)

# Switch to status screen

$scene = Scene_Status.new(@status_window.index)

end

return

end

end

end