can't boot ubuntu (grub1.97 say : environement block too small)

[amineinter]

i have a netbook EEE pc 1000hd

i installed ubuntu netbook remix UNR with the usb drive

and every thing looks very good
i used it many times befor this

i turn on my netbook like everytime
and in the grub kernel menu when i choose any kernel
he can't boot and he say


environement block too small
press any key to continue and when i press any key it returns to the main menue

plz any one can help ??????

[amineinter]

plz
any one

if you sugest to reinstall grub plz tell me how :confused:

[amineinter]

plz any one :confused: :(

[amineinter]

up up up :confused:

[amineinter]

any thing ?