convert:not authorized `aaaa` @ error/constitute.c/ReadImage/453

Question

I want to create a captcha pic by use convert from ImageMagick.

And I follow this, but there are some problem .

Input In my linux shell:

Answer 1

Just delete /etc/ImageMagick/policy.xml file. E.g.

rm /etc//policy.xml

For ImageMagick 6, it's:

sudo rm /etc/ImageMagick-6/policy.xml