Possible Duplicate:
How do I disable the on-screen keyboard in the unlock screen?
Recently, every time I'm on the lockscreen, the visual keayboard appears at the bottom of the screen. How do I get it to disappear, and not appear again?
Possible Duplicate:
How do I disable the on-screen keyboard in the unlock screen?
Recently, every time I'm on the lockscreen, the visual keayboard appears at the bottom of the screen. How do I get it to disappear, and not appear again?
You probably have been playing with the OnBoard keyboard with your screensaver and have enabled it to appear -
The solution would be the reverse of the linked Q&A - thus copy and paste the following into a terminal:
gsettings set org.gnome.desktop.screensaver embedded-keyboard-enabled false
Linked Question: