returning from gambling on roulette also creates white page . If you don't gamble then it returns to index page.
But any white/blank page appears on VP can be resolved temporary with a reload page from browser   even if asks to send data/information again ,just confirm reload.

9 hours ago = Active players: 272
Now = Active players: 383
Claimers are returning back to virtual pub  

Edit :referral commision is working, one of my ref withdrew 2 hours ago and i've got the commision right on the faucethub account.