If you have an open support request (doesn't matter if it is a totally different issue), then any subsequent request are automatically marked as "solved".  You can only have one support request open at a time.  It sucks, but you have to wait until that first one is completed before you can submit another one.

Hi,

I would like to cancel my subscription strava, because my balance was taken for strava subscription for a year, and I would like to have a refund.. please assist me on this..

thanks,

You need to submit a Support ticket, this is a discussion forum and we can't help you with your refund. Here's how to proceed: