After ubuntu is installed on the vm, the ubuntu cannot identify the keyboard and the password cannot be entered. The latest Ubuntu10.04 image loaded by the Ubuntu application under Vmware 7 will show unrecognized keyboard input. When you log on to the screen, you cannot enter the password and cannot enter the system normally. Solution: (1) Click the villain pattern in the lower right corner of the screen for opening an account and then click "Universal Access Perferences ", in the "Universal Access Perferences" dialog box, select "Use on-screen keyboard" (Use the screen keyboard) in the dialog box to enable the screen keyboard function. A screen keyboard will flash fast; (2) restart and enable the on-screen keyboard. enter a password to enable the on-screen keyboard function and then restart the system. In this case, you can open the on-screen keyboard and enter the corresponding password (3) after logon, the keyboard functions normally. Note that the keyboard does not appear after step (1), and you need to restart the machine. (4) after entering the system, modify/etc/default/console-setup. XKBMODEL = "SKIP" XKBLAYOUT = "us" XKBVARIANT = "U. s. english "XKBOPTIONS =" "changed to XKBMODEL =" pc105 "xkblyout =" us "XKBVARIANT =" "XKBOPTIONS =" "And then restarted, so that the keyboard may be used when you log on to the interface.