While this is the generic message for a server-side issue, there are a few tricks you can try to fix the issue. Check Roblox Server Status Take a look if servers are currently down.

Roblox is an online platform that features private servers that players can purchase for supported games to play with their friends or selected people. The private server makes the farming process ...

Administrator Permission: As for fixing the abovementioned error, the Administrator Permission is usually at fault and gamers can fix it by launching Roblox with the Run as Administrator permission.