[Fixed]No init found try passing init= bootarg | Ubuntu Inside Windows Booting Problem

I installed in ubuntu inside Windows XP.  It works perfectly for 2 months.  Recently I met with this problem:
mount: mounting /sys on /root/sys failed: no such file or directory
mount: mounting /dev on /root/sys failed: no such file or directory
mount: mounting /sys on /root/sys failed: no such file or directory
mount: mounting /proc on /root/proc failed: no such file or directory
Target