October 13, 2014 at 08:47 /
Saving the page should logically have no affect on the captcha and I’ve never heard about such a problem with it. It uses the ReallySimpleCaptcha plugin to generate them. The only thing I could think of is that your random function always returns the same as in this problem:
http://stackoverflow.com/questions/22121907/php-mt-rand-return-same-number-everytime
What PHP version are you on?
Regards