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| 我把grub安装到了U盘上,而且能成功启动ubuntu,可是我是有背景图片的啊 ,不知道是哪里出了问题,grub.cfg如下,求各位大大给看看; set default=0
 insmod vga
 insmod font
 insmod gfxmenu
 insmod jpeg
 insmod png
 set root=(hd0,1)
 
 
 #加载unicode字体显示中文
 terminal gfxterm
 if loadfont /boot/grub/fonts/unicode.pf2;then
 set gfxmode=1024x768
 insmod gfxterm
 insmod vbe
 if terminal_output gfxterm;then true;else
 terminal gfxterm
 fi
 fi
 set timeout=10
 background_image (hd0,1)/boot/grub/back.png
 
 #颜色
 if background_image (hd0,1)/boot/grub/back.png; then
 set color_normal=red/black
 set color_highlight=brown/cyan
 else
 set menu_color_normal=white/black
 set menu_color_highlight=black/light-gray
 fi
 
 menuentry "启动ubuntu.iso" --class linux {
 insmod ext2
 insmod iso9660
 set root=(hd0,1)
 loopback loop (hd0,1)/ubuntu.iso
 linux (loop)/casper/vmlinuz boot=casper iso-scan/filename=/ubuntu.iso ro quiet splash locale=zh_CN.UTF-8
 initrd (loop)/casper/initrd.lz
 }
 menuentry "重启"{
 reboot
 }
 
 menuentry "关机"{
 halt
 }
 
 
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