PHP: Uncaught ImagickException: PDFDelegateFailed

I want to generate images from pdf pages in PHP. I am using imagick php extention to achieve this but I am getting error below when i am tring to read pdf file by imagick

Fatal error: Uncaught ImagickException: PDFDelegateFailed `The system cannot find the file specified. ' @ error/pdf.c/ReadPDFImage/801

My code is

$imagick = new Imagick();
$imagick->readImage(dirname(__FILE__). '/test.pdf');

My Server details from phpinfo()

PHP: Version 7.0.13
System: Windows NT LALMANI-PC 6.1 build 7601 (Windows 7 Ultimate Edition Service Pack 1) i586, Architecture: x86
imagick module version: 3.4.3
Imagick using ImageMagick library version: ImageMagick 6.9.3-7 Q16 x86

I also installed ImageMagick-6.9.9-27 and Ghostscript 9.22 in my system.

Please let me know what is wrong here. Thanks in advance.

Solution

I got issue in Ghostscript 9.22 installation that was 64-bit, I uninstalled that and installed Ghostscript 9.22 32-bit. Issue Fixed.

Thanks for your help.