我已经尝试了很多已发布的解决方案，现在正在提交给社区。以下是错误的 pastebin：https://paste.ubuntu.com/p/pm7mrrxtCC/我尝试了启动修复 grub 救援，我开始尝试重新安装 grub，但我真的不知道最好的方法。它似乎试图在驱动器的末尾和驱动器之外加载所有启动内容。
============================== Boot Info Summary ===============================
=> No boot loader is installed in the MBR of /dev/sda.
sdb: ___________________________________________________________________________
File system: iso9660
Boot sector type: Unknown
Boot sector info:
Mounting failed: mount: /mnt/BootInfo/FD/sdb: /dev/sdb already mounted or mount point busy.
================================ 0 OS detected =================================
================================ Host/Hardware =================================
CPU architecture: 64-bit
Video: MGA G200eW WPCM450 from Matrox Electronics Systems Ltd.
Live-session OS is Ubuntu 64-bit (Ubuntu 20.04.4 LTS, focal, x86_64)
===================================== UEFI =====================================
BIOS/UEFI firmware: 6.6.0(6.6) from Dell Inc.
This live-session is in Legacy/BIOS/CSM mode (not in EFI mode).
============================= Drive/Partition Info =============================
Disks info: ____________________________________________________________________
Partitions info (1/3): _________________________________________________________
Partitions info (2/3): _________________________________________________________
Partitions info (3/3): _________________________________________________________
fdisk -l (filtered): ___________________________________________________________
Disk sda: 5.47 TiB, 5997921828864 bytes, 11714691072 sectors
Disk sdb: 14.33 GiB, 15382609920 bytes, 30044160 sectors
Disk identifier: 0x1693364d
Boot Start End Sectors Size Id Type
sdb1 * 0 6599743 6599744 3.2G 0 Empty
sdb2 5930192 5938191 8000 3.9M ef EFI (FAT-12/16/32)
sdb3 6602752 30044159 23441408 11.2G 83 Linux
parted -lm (filtered): _________________________________________________________
sda:5998GB:scsi:512:512:unknown:DELL PERC 6/i:;
sdb:15.4GB:scsi:512:512:unknown:SanDisk Cruzer Glide:;
blkid (filtered): ______________________________________________________________
NAME FSTYPE UUID PARTUUID LABEL PARTLABEL
sda
sdb iso9660 2022-02-23-09-09-33-00 Ubuntu 20.04.4 LTS amd64
├─sdb1 iso9660 2022-02-23-09-09-33-00 1693364d-01 Ubuntu 20.04.4 LTS amd64
├─sdb2 vfat 54C5-9C6C 1693364d-02
└─sdb3 ext4 2e89d78e-ff9a-4cef-bb94-4dc4dbd19a04 1693364d-03 writable
Mount points (filtered): _______________________________________________________
Avail Use% Mounted on
/dev/disk/by-label/writable[/install-logs-2022-07-20.4/crash] 10.3G 0% /var/crash
/dev/disk/by-label/writable[/install-logs-2022-07-20.4/log] 10.3G 0% /var/log
/dev/sdb1 0 100% /cdrom
Mount options (filtered): ______________________________________________________
/dev/disk/by-label/writable[/install-logs-2022-07-20.4/crash] ext4 rw,relatime
/dev/disk/by-label/writable[/install-logs-2022-07-20.4/log] ext4 rw,relatime
/dev/sdb1 iso9660 ro,noatime,nojoliet,check=s,map=n,blocksize=2048,iocharset=utf8
======================== Unknown MBRs/Boot Sectors/etc =========================
Unknown BootLoader on sdb
00000000 45 52 08 00 00 00 90 90 00 00 00 00 00 00 00 00 |ER..............|
00000010 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000020 33 ed fa 8e d5 bc 00 7c fb fc 66 31 db 66 31 c9 |3......|..f1.f1.|
00000030 66 53 66 51 06 57 8e dd 8e c5 52 be 00 7c bf 00 |fSfQ.W....R..|..|
00000040 06 b9 00 01 f3 a5 ea 4b 06 00 00 52 b4 41 bb aa |.......K...R.A..|
00000050 55 31 c9 30 f6 f9 cd 13 72 16 81 fb 55 aa 75 10 |U1.0....r...U.u.|
00000060 83 e1 01 74 0b 66 c7 06 f3 06 b4 42 eb 15 eb 02 |...t.f.....B....|
00000070 31 c9 5a 51 b4 08 cd 13 5b 0f b6 c6 40 50 83 e1 |1.ZQ....[...@P..|
00000080 3f 51 f7 e1 53 52 50 bb 00 7c b9 04 00 66 a1 b0 |?Q..SRP..|...f..|
00000090 07 e8 44 00 0f 82 80 00 66 40 80 c7 02 e2 f2 66 |[email protected]|
000000a0 81 3e 40 7c fb c0 78 70 75 09 fa bc ec 7b ea 44 |.>@|..xpu....{.D|
000000b0 7c 00 00 e8 83 00 69 73 6f 6c 69 6e 75 78 2e 62 ||.....isolinux.b|
000000c0 69 6e 20 6d 69 73 73 69 6e 67 20 6f 72 20 63 6f |in missing or co|
000000d0 72 72 75 70 74 2e 0d 0a 66 60 66 31 d2 66 03 06 |rrupt...f`f1.f..|
000000e0 f8 7b 66 13 16 fc 7b 66 52 66 50 06 53 6a 01 6a |.{f...{fRfP.Sj.j|
000000f0 10 89 e6 66 f7 36 e8 7b c0 e4 06 88 e1 88 c5 92 |...f.6.{........|
00000100 f6 36 ee 7b 88 c6 08 e1 41 b8 01 02 8a 16 f2 7b |.6.{....A......{|
00000110 cd 13 8d 64 10 66 61 c3 e8 1e 00 4f 70 65 72 61 |...d.fa....Opera|
00000120 74 69 6e 67 20 73 79 73 74 65 6d 20 6c 6f 61 64 |ting system load|
00000130 20 65 72 72 6f 72 2e 0d 0a 5e ac b4 0e 8a 3e 62 | error...^....>b|
00000140 04 b3 07 cd 10 3c 0a 75 f1 cd 18 f4 eb fd 00 00 |.....<.u........|
00000150 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
000001b0 04 c8 53 00 00 00 00 00 4d 36 93 16 00 00 80 00 |..S.....M6......|
000001c0 01 00 00 c9 e0 fc 00 00 00 00 40 b4 64 00 00 fe |[email protected]...|
000001d0 ff ff ef fe ff ff d0 7c 5a 00 40 1f 00 00 00 00 |.......|Z.@.....|
000001e0 66 9b 83 29 db 4e 00 c0 64 00 00 b0 65 01 00 00 |f..).N..d...e...|
000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.|
00000200
Suggested repair: ______________________________________________________________
The default repair of the Boot-Repair utility would not act on the boot.
答案1
我通过使用高级分区和在安装中的“其他菜单”上自行分区来修复此问题