We have just released a small update for all our client API, which addresses the caching of UserVariables when users enter and leave multiple Rooms. A recent bug submission has pointed to a specific situation in which a UserVariable would remain in the cache, potentially wasting some memory.
You can read more in the related support forum discussion:
https://forums.smartfoxserver.com/v ... 18&t=31191
And download the latest release from our API Download page:
https://www.smartfoxserver.com/download/sfs2x#p=client
Cheers