WindowText mouse move Err

[BK]

Does not move.
What is the reason?

int wMain=win("" "DownloadDialog")
WindowText wt.Init(wMain)

str s
str lines=
mkv File
Picture File
bitmap

foreach s lines
if wt.Find(lines)
wt.Mouse(1 wt.Find(lines) -100 5)
else
out "not found"