printer not activated error code 30
printer not activated error code 30 on some pages when trying to print
printer not activated error code 30 on some pages when trying to print
ప్రత్యుత్తరాలన్నీ (1)
That's not a Firefox error code, it's from your printer software.
Try the reset described here:
http://kb.mozillazine.org/Problems_printing_web_pages#Reset_printer