When did you purchase Pro? Did you get 6 or 12 months extended support?
You can go to the LW Support page & enter your email address. Link at top of page: http://www.limewire.com/support/ I usually recommend pro users bookmark their personal download page. If pro support was nearing an end, you'd receive emails from them warning you.

Did you check your email account for email from LW support ... or go to the Support page & enter your email address.

Remove the Instal Limewire.pkg from Receipts folder, found in system drive > Library > Receipts; sample image: Receipts folder sample image

Yes, around 200 lives lost in the fires.

I got back from a holiday in Thailand, but it was hotter here, 40-45 C / 105-110+ F for over a week. It was at the end of this period that the bushfires started.

thanks lord, it worked a treat once I got to the correct folder to delete

hope it cools down soon down there; it's extraordinary!