Habbo Retro Client Help

[K4TRIN4]

Hey everyone as you can see with my title i need help with my client im not sure what is wrong with it as i have had my retro for 2 months and the client as worked fine had lots of people join and all of a sudden its stop working im using google chrome and when i enter client it comes up with update your flash player and then the link so i click the link and it takes me to adobe and then it just says on adobe you are using google chrome your browser will automatically update it self so no need to download and im not sure what the problem is if anyone knows please klet me know thanks so much