Hei Mauno,
Thanks as usual.
i have downloaded installer (of ImageMagick) from other PC.
& Run on my Test server.
DONE !!!
Best Regards,
Ravi
P.S.
Before some months, we have started discussion on this Topic
http://moodle.org/mod/forum/discuss.php?d=164858
Today, It happened
'Circle' has been completed.
Thanks