solved (is google bug)
url=http://stackoverflow.com/questions/13860451/google-static-map-quota-reached-but-nowhere-close-to-25-000-limit
explain my problem ( but i do not cross over the limit )
after i changed internet connection and go back on my internet connection all works fine
url=https://developers.google.com/maps/documentation/static-maps/intro
explain my image quota.png