I have not tried ths but I have been following Slow Leopard support/hacks.
Try this link to an article that guudes you thru it. Report back if it worked for you.
Thanks for the link but I didn't understand this part:
...I was able to determine this value by sending an invite to another one of my other email accounts and clicking the 'Accept' button. This will open the reply in a web browser.
No idea what this means or how to do this
It's not the end of the world - I can always log on to my iCal online
He is telling you where to find the calendars address.
Log into your icloud account using a web browser at icloud.com. You should see 5 icons (Mail, Contacts, Calendars... if not then in the upper left you should see the icloud icon, click it and it will take you to the icloud home screen. Click the Calendar icon.
The left side of the screen will have the icloud icon and list your Calendars below that. A little to the right under edit will be a circle with radiating lines in it. Click on the cirlcle and you will get the "Share Calendar" pop out. You will want the "Private Calendar" so you can edit the calendar. Enter an e-mail address for the invite to be sent to.
You will receive an invite e-mail with an accept link. Clicking the accepte link will open the calendar in a web page. The URL will be server path that is talked about in the hint.
I follow the instructions but when I recieve the email there is only a button marked JOIN CALENDAR not Accept.
If I click this I get the error: "you can't join a calendar you are sharing"
If I right click on the JOIN CALENDAR button and select 'copy link'
this is the link:
I can't see a p value as mentioned in the instructions