Please do not post multiple threads about the same issue. Your other thread is still open and lacks the details that you posted here about there being no reason for your suspension. There was no response because the thread was waiting for a reply from you...
You might ask the developers for Joomla. There are others have problems with their Joomla related to the upgrades situation. But with something like that, it sounds like a bug to me that the developers of Joomla would be responsible for.
Support requests/questions should be directed to the free hosting support forum. Do Not Contact me here at my profile, and please Do Not Contact me through email. I am not a member of staff, and I'll only help as I can through the forum threads. All support request messages to my profile and...
In the config file, is the database set to localhost for the server address? If so, try deleting the database user and then re-add it with all of the permissions.
When you click on hosting at the top of the page where the home icon is, a little ways down the page should be two buttons. One says "Login to cPanel" and "Login to Webmail". Click on "Login to cPanel".
Try clicking on Softaculous and using the software there to make a site, or click on Reptile SiteBuilder to make a site. Otherwise, you'll have to learn some html and make your own pages. Just search the internet for html tutorials and there are tons of sites that have html information...
http://x10hosting.com/forums/free-hosting/114902-what-do-after-logging-cpanel.html#post652809
Your other thread is still open. Please do not make multiple threads asking the same question.
Many things are going on with handling the load of new user accounts and continuing upgrades. Please check here for all updates to the server status: http://status.x10hosting.com/
According to this thread: http://x10hosting.com/forums/free-hosting/114877-http-mrchong-x10hosting-com-2077-not-available.html, the webdisk has been disabled because of abuse.
An account manager is needed to see this thread to help you.
And there is no warning email about suspension or termination. They are currently testing one, but because you didn't receive one, you were mostly likely terminated before that.