================on auto-update page=================================
Using old checkversion method. Text returned from pfSense.com:

There is a new version available (0.64.1-TheRoadToBetaBetaBeta).  Please invoke auto upgrade to upgrade from 0.62.1-PFThreeDotSeven

Upgrading...

-------------at bottom of auto-update page------------
Warning: file(/tmp/autoupdate.lock): failed to open stream: No such file or directory in /usr/local/www/system_firmware_auto.php on line 226


========================= in logs ==================================
May 17 00:01:54 	AutoUpgrade[660]: MD5's do not match. Upgrade aborted.
May 17 00:01:54 	AutoUpgrade[658]: Downloaded MD5: 2b6970c3243b3e77a6401ea1f728180a
May 17 00:01:54 	AutoUpgrade[656]: </BODY></HTML>
May 17 00:01:54 	AutoUpgrade[656]: www.pfSense.com
May 17 00:01:54 	AutoUpgrade[656]: <HR>
May 17 00:01:54 	AutoUpgrade[656]: /latest.tgz.md5
May 17 00:01:54 	AutoUpgrade[656]:
May 17 00:01:54 	AutoUpgrade[656]: </HEAD><BODY>
May 17 00:01:54 	AutoUpgrade[656]:
May 17 00:01:54 	AutoUpgrade[656]: <HTML><HEAD>
May 17 00:01:54 	AutoUpgrade[656]: Package MD5: "-//IETF//DTD
May 17 00:01:54 	AutoUpgrade[648]: Auto Upgrade started
May 17 00:01:48 	php: Downloading http://www.pfSense.com/latest.tgz