i want to install the new kernel in my kubuntu ,but when i run
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make O=/home/name/build/kernel xconfig
this error appears:
GEN /home/name/build/kernel/Makefile
scripts/kconfig/qconf arch/i386/Kconfig
scripts/kconfig/qconf: /usr/local/lib/libpng12.so.0: no version information available (required by /usr/share/qt3/lib/./libqt-mt.so.3)
Xlib: connection to ":0.0" refused by server
Xlib: No protocol specified

qconf: cannot connect to X server :0.0
make[2]: *** [xconfig] Error 1
make[1]: *** [xconfig] Error 2
make: *** [xconfig] Error 2
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also,
make O=/home/name/build/kernel gconfig
this error appears

GEN /home/name/build/kernel/Makefile
*
* Unable to find the GTK+ installation. Please make sure that
* the GTK+ 2.0 development package is correctly installed...
* You need gtk+-2.0, glib-2.0 and libglade-2.0.
*
make[2]: *** [scripts/kconfig/.tmp_gtkcheck] Error 1
make[1]: *** [gconfig] Error 2
make: *** [gconfig] Error 2
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please help me to compile my kernel

You need to have the gtk development package installed to get access to the X based configurator, and also you need to make sure the user you're running make as can connect to the X server on the machine. Or you can just use menuconfig which is about as easy to use and will probably work.

bitmiller said
you need to make sure the user you're running make as can connect to the X server on the machine
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what do i underestand the user can connect to X server???

i install gtk+ and glib and libglade but my problem not be solved