Can you try clearing your cookies? Basically you'll need to remove anything that's related to Craftster. You can get instructions based on your browser here: http://www.aboutcookies.org/Default.aspx?page=2
Also, if you could clear your cache following these instructions.AOL:
From the 'My AOL' menu, on the AOL toolbar,
Click 'Preferences', Then Click 'WWW'
Look for the 'Temporary Internet Files'
Click 'Delete Files', then click 'OK'.;
That should clear your cache and give you a fresh start. Internet Explorer:
Up top in the pull-down menus (File, Edit, Tools etc.), click Tools, then 'Internet Options' This brings up a dialog with 7 tabs across the top (General, Security, Content...)
Click 'General;, the look for 'Temporary Internet Files'
Click 'Delete Files', check check off 'Delete all offline
content', then click 'OK' then click 'OK'.
Click 'OK' again and this should clear all cached pages. Netscape:
Up top in the pull-down menus (File, Edit, etc.), click Edit,
Find 'Advanced'. Click the + sign in front of the word, 'advanced'.
You'll see 'Cache, Proxies, etc.........'
On the right you'll see, buttons labeled 'Clear Memory Cache' and 'Clear
First, click 'Clear Memory Cache' when the "?" dialog appears click 'OK'
Then click 'Clear Disk Cache', when the "?" dialog appears, click 'OK'.
Click 'OK' again to close the Cache Dialog box.
This will clear all old info from your browser and the error should be
Go to Tools
Advanced, Network. There should be a clear cache button there.
or...Firefox version is 22.214.171.124
Then "Clear Cache"
After that just try again and let me know what happens.