Many gamblers are playing but can't accept their losses so they're blaming others for what happened, and in most cases they put the blame in the casino. Aside from reading the casino's tems and condition to become aware of the rules, it's also important to prepare yourself for the possible consequences if you gamble your money because losing it is likely to happen. So incase you're not lucky to win, it's not hard to accept the outcome because you know the risk.
There are certain different cases for those who can't handle their loss like some will argue over it while others are scammers kind of people who try to defame the image of the casino by putting fake allegations and you must be have come across them like they will keep posting casino scammed them of funds without providing any proof so we should ignore them and focus on our gameplay without any violations.