error message

after i run startx, following error messages flash up:

skipping "/usr/X11R6/lib/modules/extensions/libGLcore.a:m_debug_vertex.o": No symbols found
skipping"/usr/X11R6/lib/modules/fonds/libspeedo.a:spencode.o": No symbols found
(EE) xf860penSerial:Cannot open device /dev/input/mice
No such devie.
(EE) Configured Mouse: cannot open input device
(EE) PreINit failed for input device "Configured Mouse"
The XKEYBOARD keymap compiler (xkbcomp) reports:
>Warning: Typoe "ONE_LEVEL" has 1 levels, but has 2 symbols
>Ignoring extra symbols
Errors from xkbcomp are not fatal to the X server
No core pointer

Fatal server error:
failed to initailize core devices

XIO: fatal IO error 104 (Connection restet by peer) on X server ":0.0" after 0 reqiests (0 known processed) with 0 events remaining.
++++++++++++++++++++++++++++++++++++
Does it mean that I need some mouse driver?