MagickReadImage segfaults on .ai files

[magick]

We converted your 1.ai file to jpeg without complaint. We're using ImageMagick 6.2.6-8 and AFPL Ghostscript 8.51 (2005-04-18).

[petercoloney]

hi i was able to convert few .ai images to .jpg format but when im trying to convert images dynamically having format of .ai extensions only it doesnt convert the images to .jpg format.

im working on windows
i have installed im and also gs.

if possible can anyone give me the code for converting .ai images to .jpg using php