Download and Run ATF Cleaner
Download ATF (Atribune Temp File) Cleaner© by Atribune to your desktop.

Double-click ATF Cleaner.exe to open it.

Under Main choose:
Windows Temp
Current User Temp
All Users Temp
Cookies
Temporary Internet Files
Prefetch
Java Cache
*The other boxes are optional*
Then click the Empty Selected button.

Firefox:
Click Firefox at the top and choose: Select All
Click the Empty Selected button.
NOTE: If you would like to keep your saved passwords, please click NO at the prompt.

Opera:
Click Opera at the top and choose: Select All
Click the Empty Selected button.
NOTE: If you would like to keep your saved passwords, please click NO at the prompt.

Click Exit on the Main menu to close the program.




Try logging in again. If still no go, maybe you have mistyped your password?