save password function diabled, and not clickable in options

some reason, my option to save passwords, for websites is no longer functioning and when i go into my tools/options/security

the box for remember passwords is unclicked. 
it is LIGHT GREY and NOT CLICKABLE!!! ( nothing happens when i try to click) clicking in the box dose not work at all...

and i have previously saved passwords before, but not they arent working, and do not show up and i can not  seem to  click on "save passwords"
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