Questions tagged [uuid]

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Show label over text in notepad++

I'm using uuids and I want to be able to display the name of the object linked to the uuid without looking at a lookup table. for example df953d9c-234f-4ac2-af5e-f0490b223e71 is linked to wood. is ...
EmperorOfWater's user avatar
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how to reset apfs disk volume uuid on macos?

I had try followed: apfs.utils -k /dev/disk1s5 uuid returned. apfs.utils -s /dev/disk1s5 but uuid not changed. Does any other way to reset the uuid of the disk volume?
flashsky's user avatar
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68 views

Unable to mount btrfs becuase of because of unmatched "fsid"

I ran btrfstune -u /dev/sdc and it failed, now I am not able to mount this disk. Errors in dmesg are [ 46.388877] BTRFS error (device sdc): dev_item UUID does not match metadata fsid: 35f9709d-b959-...
manjeet's user avatar
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7 votes
3 answers
6k views

Motherboard missing serial number and UUID?

I have several machines I have networked together and I use information about the motherboard to uniquely identify them. This is the Windows PowerShell code I use to get it: >> $Manufacturer = ...
EllipticalInitial's user avatar
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Same UUID's for a group of ZFS drives? Are they ok?

Im trying to figure out why my two new drives which are larger than the other 6 are showing equal checksum errors. In looking into this, I noticed the UUID's are all the same. Is it normal to have ...
Brian Thomas's user avatar
1 vote
1 answer
1k views

Unique identifier (UUID) for a micro SD card that stays the same even after writing a new ISO image on it

I'd like to organize my many micro SD cards in a Excel table, to know what is on which micro SD card. It's very difficult to stick a physical label on it (too small, and they always go away after a ...
Basj's user avatar
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1 vote
0 answers
335 views

Cannot update grub.cfg, Device file sys_uuid missing

using Rocky Linux 9 I modified the grub boot line with an extra kernel parameter, update grub sudo grub2-mkconfig -o /boot/efi/EFI/rocky/grub.cfg After reboot, i can see the boot line modification ...
cogito's user avatar
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681 views

grub-mkconfig generates errant grub.cfg that boots the wrong partition (UUID)

Upshot: Grub v2.06 generates a grub.cfg that boots the wrong partition Cause: different bootable partitions were assigned the same root=UUID in grub.cfg in the "linux" boot specification. ...
reikred's user avatar
  • 522
0 votes
1 answer
476 views

Windows UUID Does not match motherboard (digits are shuffled)

I have a few laptops with Windows 10 installed and I can use (Get-WmiObject -Class Win32_ComputerSystemProduct).UUID in PowerShell to get each machine's UUID. What's interesting is that the UUID I get ...
EllipticalInitial's user avatar
1 vote
1 answer
3k views

How to generate a column of unique IDs (UUIDs) in LibreOffice Calc?

How to insert a column of unique codes (UUIDs) in LibreOffice? If that's not possible with LibreOffice itself, how could one generate UUIDs in a way so that they can be simply copy and pasted into a ...
mYnDstrEAm's user avatar
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596 views

Fix For Blanked Out UUID On Luks Encrypted Drive?

Problem: When I mount a Luks Encrypted drive, the drive mounts, but I can't access the files. The drive is the root drive. It has ElementaryOS installed on it. It booted fine, until after doing some ...
Emily's user avatar
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1 vote
1 answer
137 views

How to make two laptops running Windows 10 use the same user id for sharing files?

I have several Windows 10 laptops with a (Sabrent) USB disk cloner (and 2.5" (SATA?) disks I can insert into it) that I plug into each to move partitions back and forth and I want essentially one ...
intel_chris's user avatar
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147 views

Is it related to Windows 10 update?

My Windows 10 wasn't updating so I checked the UUID of BIOS which was all zeroes. Also, I used this code snippet to check it in Windows itself. wmic path win32_computersystemproduct get UUID. And I ...
bjs'w-204's user avatar
1 vote
1 answer
846 views

Could UUID be used as IPv6 address instead of the current format?

Both IPv6 address (eg. 2001:0db8:85a3:0000:0000:8a2e:0370:7334) and UUID (eg. 123e4567-e89b-12d3-a456-426614174000) are 128-bit numbers. Could the Internet Engineering Task Force (who created IPv6) ...
Mateusz Krzaczek's user avatar
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System UUID got nulled in BIOS

My HP laptop was working fine before I tried installing MacOS in it. I got success in installing MacOS Big Sur where I changed the UUID in the config.plist. But after uninstalling it (I just deleted ...
bjs'w-204's user avatar
6 votes
2 answers
21k views

Module not found: Can't resolve 'uuid/v4'

I am a beginner in React programming and I was following this tutorial in Youtube: https://youtu.be/hQAHSlTtcmY and everything went well until it was required to install uuid library and after that ...
Jokamutta's user avatar
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1 answer
6k views

UUID in Windows

I'm searching for a some sort of unique windows/machine-internal ID which can be read using "CMD". I found the UUID/GUID which can be read like this: wmic csproduct get uuid I couldn't find a proper ...
tim's user avatar
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1 answer
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Is a Windows 10 pro sticker OEM or retail?

In contacting the seller of a PC, they wrote this about the license: It will come with Windows 10 Professional installed and activated. There will also be a Windows 10 Professional license ...
Thufir's user avatar
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3 answers
4k views

What happens to the license when a Windows VM is deleted?

I'm considering purchasing a Windows 10 PC, but would probably want only to run Windows in a VM on the original hardware. However, it's not inconceivable that I might delete the VM, or even format ...
Thufir's user avatar
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1 answer
1k views

How can I find the UUID for network cards?

It's easy to see them in use on, for example, a modern Fedora Core Server - like on version 30 — in the network configuration scripts found in the /etc/sysconfig/network-scripts directory. Okay, I ...
Richard T's user avatar
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1 vote
1 answer
1k views

Why do vfat partitions have a special GUID/UUID format in GUID Partition Tables?

According to the Wikipedia article on the GUID Partition Table, the partition GUID's reside in the Partition entries (LBA 2-33) just after the Primary GPT Header at the beginning of the volume. As ...
The Quark's user avatar
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1 vote
3 answers
19k views

No UUID for partition when partitioning a new disk

I am working on partitioning a new disk, on which nothing is stored yet, so I also need a completely new partition table, etc. To try doing this, I first made a GPT partition table and then assigned ...
joeytje50's user avatar
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2 votes
1 answer
2k views

What part of the Windows 10 SDK do I need to install to get uuidgen?

I would like to install uuidgen, which I have read comes with the Windows 10 SDK. When I go through the installer, there are a lot of parts I can choose, and I don't want to install 2.9 GB of stuff I ...
teerav42's user avatar
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1 vote
1 answer
3k views

mkfs. any way to personalize the uuid generation?

Running mkfs.<type> [...] generates a File System and its UUID. any way to personalize it? In a fashion like "not generate UUID with numbers '4' and '5' or letters 'b' 'c' ".
Francesco Yoshi Gobbo's user avatar
1 vote
1 answer
933 views

How does Windows create disk partition volume GUID's and why do they very often end in 6963 - especially for C:\ partitions?

I'm trying to determine, how Windows creates the GUID for a given disk volume. What are the various components / sections of a given volume GUID, and what is each section referring too, in a typical ...
Protonus's user avatar
1 vote
1 answer
358 views

Assign a device filename by UUID?

I have a system with multiple drives installed. I can see a list of all drives along with their UUIDs and labels using the blkid command (omitting some lines for conciseness): root@ubuntu:~/avl# ...
Paul M's user avatar
  • 11
-1 votes
2 answers
3k views

Put the text content of a website into a variable vba Excel

This function is wrong: Function UUID() As String UUID = Workbooks.OpenText("https://www.uuidgenerator.net/api/version1") 'Compile Error: Expected Function Or Variable End Function What is the ...
Riccardo La Marca's user avatar
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1 answer
835 views

Disk UUID from blkid output disappears

I'm experiencing a weird situation on RHEL-7. I create a device mapper (crypt) over a disk partition and then copy data (bytes) from disk partition to mapper. The blkid output has two entries for the ...
user2255299's user avatar
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1 answer
853 views

UUID fstab configuration in virtual machine ( VMware )

we have physical machines as HP or IBM blade machine and we set UUID in fstab on these physical machines but in case we use VM ( virtual machine , ) is it necessary to defines UUID in fstab on ...
enodmilvado's user avatar
1 vote
2 answers
2k views

Batch-scripting: Get network connection UUID

In short: What I need is a way to find UUID of network connection "xyz" from a batch-file. I'm trying to setup a script that will place a scheduled task on the current user. I intend to send this ...
Klinghust's user avatar
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37 votes
5 answers
33k views

How to change vfat partition UUID?

How do I change the UUID of a vfat partition? For ext2 / ext3 / ext4, this is done with a simple: tune2fs -U <new-uuid> /dev/<partition> Is there a similar command for vfat partitions?
friederbluemle's user avatar
0 votes
1 answer
1k views

Virtual Machines and UUID changing

Where I work, we are attempting to implement a VM cloning solution for some of our machines. We have a piece of software that needs to be on the cloned image. When I clone the VM the software throws ...
user630131's user avatar
2 votes
1 answer
745 views

Creating UUID on Linux Command-Line

What's the latest solution to create a random UUID in up-to-date Linux/Ubuntu? The answer here is rather out-dated.
xpt's user avatar
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0 votes
1 answer
486 views

UUIDs: considerations for changing n characters of a version-4 to a word

36 character UUIDs are awesome. But my intuition is that in my personal, home-use, I do not need all the uniqueness that 36 characters provide. But I may not be thinking of all the situations in which ...
user217893's user avatar
1 vote
1 answer
1k views

How to get serial number or UUID from MTD device?

I have an embedded device with MTD device over NAND flash. Is it possible to get its serial number or UUID? I thought there might be a solution similar to getting UUID of hard drive but I didn't find ...
user avatar
16 votes
1 answer
37k views

How can I fix "uuid/uuid.h - No such file" error in CentOS

I am running CentOS 7 (64 bit). I am trying to build a project and I am getting this error. fatal error: uuid/uuid.h: No such file or directory #include <uuid/uuid.h> ^ ...
SyncMaster's user avatar
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1 vote
2 answers
3k views

Is UUID of a disk an attribute of the disk or system generated?

I am trying automate a task of syncing particular file ext on dozen of linux systems (not in same network) on a external HDD. So logically first part in the task would be to check if the disk is ...
juggernauthk108's user avatar
0 votes
1 answer
1k views

Windows 10 will not boot with source of clone attached

I cloned a windows 10 installation from a 1T HDD to a 500G SSD using clonezilla. Everything is fine as long as I don't attached the HDD drive that I used as the source of the clone. Here is what I ...
nPn's user avatar
  • 101
2 votes
1 answer
3k views

Trying to find the UUID of a USB flash drive using diskutil vs system_profiler

I am trying to get the Volume UUID of a USB flash drive using the command line on a Mac. I tried using: system_profiler SPUSBDataType And I get the Volume UUID of two out of the three USB flash ...
Sheroze Sheriffdeen's user avatar
1 vote
2 answers
4k views

How to recreate encrypted dm-crypt/LUKS partition with predefined UUID on Linux?

I have / and swap area of Ubuntu 14.04 LTS (and Linux Mint 17.1 LTS) encrypted in dm-crypt/LUKS. / and swap area reside in /dev/mapper/UUID_1 and /dev/mapper/UUID_2. Is it possible to recreate the /...
Christianus's user avatar
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1 answer
535 views

Does btrfs-convert change the disk's UUID?

I'm thinking of converting my / from ext4 to btrfs. Will the UUID change?
lilorox's user avatar
  • 633
3 votes
1 answer
3k views

Change UUID under Linux?

I need to create and assign a new UUID to an ordinary disk partition under Linux. What tools are available and how do I use them?
goangit's user avatar
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0 votes
1 answer
564 views

Find UUID under Linux?

I need the UUID of a disk partition under Linux. The partition is mounted but does not show up under ls -l /dev/disk/by-uuid as can happen when duplicate UUIDs exist, for example, following ...
goangit's user avatar
  • 183
4 votes
1 answer
3k views

Why does Ubuntu mount the wrong partition as root?

I am messing around with a problem of Ubuntu mounting a backup of my root partition residing on a different disk as / instead of the real one. I think the problem has been triggered by a clash of ...
Thomas Arildsen's user avatar
4 votes
2 answers
13k views

How do I permanently reset the UUID of an LVM partition?

A (dd cloned) backup of my boot partition left me with duplicate UUIDs. blkid shows: /dev/sda1: UUID="32579810-0388-416d-bb49-7031ac2c2975" TYPE="ext4" ... /dev/mapper/raidgroup-osbackup: UUID="...
Thomas Arildsen's user avatar
1 vote
1 answer
1k views

Transferring Linux OS from one drive to another with different partitions

First of all, some related questions: How to move from one drive to another that's a different size? What utility can move my Windows boot partition over to another hard drive? My situation is as ...
Ioan's user avatar
  • 551
1 vote
0 answers
821 views

Is there a way to get host Hyper-V UUID from linux gest?

I have a CentOS 6.4 runing on Hyper-V VM. If I export the VM to other Hyper-V server, the UUID keeps the same. Is there a way to avoid this, or use other identifyer to know that the host hardware have ...
red.w1ne's user avatar
0 votes
1 answer
1k views

How to edit PostgreSQL tables with a uuid primary key using IntelliJ's database Table Editor?

I have hooked-up PyCharm with my PostgreSQL database. All of my tables have a uuid column as their primary key. When I attempt to edit a row's value, I get the following error: [2014-03-05 17:31:08] ...
Tanner's user avatar
  • 145
3 votes
1 answer
6k views

Mount by UUID or LABEL

In Linux it is possible to mount a device (disk) by UUID or label. I have used UUID for a while mainly because I was picked up a discussion on IRC that mounting by label was a really horrible idea. I ...
Waxhead's user avatar
  • 1,242
9 votes
1 answer
16k views

UUID and Drive Cloning

When cloning a drive (using dd), will the UUID's for each partition change, or are they hardware specific? or does cloning it preserve the UUID as well? What happen if a system detected two devices ...
Matt Clark's user avatar
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