bcd boot repair

Go to Ubuntu LiveCD (ie, try Ubuntu) and operate in the terminalThe first thing to do is to find your Ubuntu system mounted under that SDA. You can fdisk-l this command with sudo. And then:1. Sudo-i2. Mount/dev/sdax/mnt (/mnt is a folder under the home folder, this folder can be arbitrary)3. Mount/dev/sdax/mnt/boot This step is to give/boot separate partition command, if not separate partition skip this ste

Rescue>set prefix= (HD0,MSDOS3)/boot/grubGrub Rescue>insmod/boot/grub/normal.modIt should be noted here that some machines normal.mod directly in the/boot/grub/can be found, but some can not, we through the LS (hd0,msdosx)/boot/grub command can see a i386-pc folder, I was estimated a bit, Then LS (HD0,MSDOSX)/

Windows:1. Prepare the Windows corresponding mirror disk, the U-disk start the system (the following are the WINDOWS10 installation interface)2. Go to Installation Interface 3. In the "Install Now" screen, click on the "Repair computer" option at the bottom left4. Click "Troubleshoot" to proceed to the next step5. Select "Command Prompt" on the right to start the CMD interface6. Input command: Bootsect/nt60 C:7. When you see the success prompt, enter

. Find the partition where the system boot is located: List all partitions with the LS commandls ( hd0) (HD1) (Hd1,gpt8) ....Depending on your own memory, it is possible to locate the partition where the system is booting (if you do not remember that you can only try each one) and use LS to locate the boot partition (output contains boot/)As you can

In the use of the brain will encounter some system failure problems caused the system can not open the problem, recently, a user win7 64-bit system download, in the rising antivirus upgrade, after the computer restart prompted "D:windowssystem32driversspoon.sys damage" ( As shown in the picture below), causing the computer can not start, this problem is believed that many users regret to the rising upgrade, MO Urgent, the following small series for everyone to organize three kinds of solutions f

improper or careless drop collisions to cause system crashes or permanent hardware damage! Because the Apple mobile phone is not officially listed in the country, so the maintenance is not convenient, we come from Apple's iphone OEM factory, many years of experience in Apple factory hardware engineers, very familiar with the internal electronic circuit of the Apple mobile phone and assembly structure, so we can have a faulty Apple phone motherboard logic circuit analysis, Find the real problem

As shown in the following illustration, we have a "Computer Butler blue Screen Repair" option on the computer's boot interface when selecting the operating system, which can be canceled in the computer butler software. Cancel boot up on the computer Butler blue Screen Repair option 1, into the system after we op

) Grub> boot After running the boot command, you can go to the GRUB 2 menu, start Ubuntu, and then run Sudo grub-install/dev/sda (or sdb, sdc, etc., depending on the number of hard disks) to repair GRUB. Note: If the ubuntu boot partition uses the ext4 format, you must have grub that supports the ext4 format to fix it.

Windows + Ubuntu dual-System windows boot repair, ubuntu dual-System My blog: http://blog.csdn.net/muyang_ren After installing the windows + Ubuntu Kirin dual system, we found that the boot was Ubuntu. Ubuntu boot is GRUP Windows boot is MBR If you want to

-ao 18.00gI-23c0f47e.extend.file vg_bc_local-wi-a-140.01gi-23c0f47e.instance vg_bc_local-wi-a-18.00g3:kpartx untie the disk and mount the first disc because the first block is the machine's/partition, mounted to the/MNT[[Email protected]_234_107~]# kpartx-av/dev/mapper/vg_bc_local-i--23c0f47e.instance[Email protected]_234_107 ~]# mount/dev/mapper/vg_bc_local-i--23c0f47e.instance1/mnt/4: Make a backup before making a change, form a good habit[Email protected]_234_107 ~]# cp/mnt/

Problem Description: Win8 boot card in the start interface, Safe mode into not go, a piece of ametis. Previously used MHDD repair the hard drive and then start Win8 success, so just re-operation, and sure enough to start the success. But in the process also found a lot of articles about MHDD operations. This procedure is recorded for later use.Description: My computer should be a hard disk problem in order

Sometimes we use a USB flash drive to install centos, and accidentally install grub to the USB flash drive. As a result, the boot needs to be inserted into the USB flash drive to start the server, or grub is damaged. In this case, we need to re-install grub to the hard disk. The following describes several repair or installation methods: Install grub method 1Specify/bo