为什么会出错，组合键不能同步吗？求大神解惑

#IfWinActive,魔兽世界
#MaxThreadsPerHotkey 3
msck=5
f11::
xh++
ControlGet,ckid%xh%,Hwnd,,,a
if xh=%msck%
xh=0
ckidtxt=
loop,%msck%{
ckidx:=ckid%A_Index%
ckidtxt=%ckidtxt% `nckid%A_Index%=%ckidx%
}
MsgBox %ckidtxt%
return
f12::
Suspend,Toggle
Pause,Toggle
return
~${^s}::
loop,%msck%{
ckidx:=ckid%A_Index%
ControlSend,,{{^s} Down},ahk_id %ckidx%
}
keyWait,{^s}
loop,%msck%{
ckidx:=ckid%A_Index%
ControlSend,,{{^s} up},ahk_id %ckidx%
}
return