Not sure it froze, I have never had that issue.
But I seldom use it, occasionally on Kiawah, especially those zero read putts - it does help a little to guess the break......and occasionally on Merion for those invisible breaks - not that anything other than a bulldozer there would really aid my putting.......
Try it using a different browser. And when we have played, I did not notice you having any issues putting......you buried everything :)