Want to install new to existing installation

I have an existing installation with GPT.
The only partition I want to keep is the /home partition.

But the installer of Manjaro 20.1.1 does not recognize my existing installation:
there is an GPT partition table and the installer does not find one.

Here is the output of blkid:

/dev/sda1: UUID="93c47859-68ad-46c4-9a13-7439a70b0358" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="78bdd922-74b2-466e-b270-69d51ad9b39c"
/dev/sda2: UUID="4166cc85-6703-4989-b31d-ef9a6b4290ea" TYPE="swap" PARTUUID="66770570-7adb-4f43-b437-c37695a47883"
/dev/sda3: UUID="9b9ca8b8-6696-4472-a851-c68ce547e6e1" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="9ce93511-f88a-480a-87af-7f88ab949946"
/dev/sda4: UUID="9f37810a-7288-47e3-9bbe-7a864bd7b290" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="8781885c-ec12-472d-a054-a4acd7da87ed"
/dev/sda5: UUID="fb1f07f7-5f31-423f-b4e8-eb52e4c3d85f" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="1e78de83-67d9-40b0-849c-86c6f7e6bea3"
/dev/sdb1: UUID="9AE4-62B5" BLOCK_SIZE="512" TYPE="vfat" PARTLABEL="EFI system partition" PARTUUID="3f60adf0-95e2-472b-b632-6c181d651a9d"
/dev/sdb3: BLOCK_SIZE="512" UUID="345EE6D75EE69142" TYPE="ntfs" PARTLABEL="Basic data partition" PARTUUID="a628a108-992e-4f77-966d-b07a2069480a"
/dev/sdb4: BLOCK_SIZE="512" UUID="A47254077253DC9C" TYPE="ntfs" PARTUUID="9e9a6525-4e99-455c-9187-bd2d1d8ede05"
/dev/sdc1: UUID="43166bcb-eb7f-4f68-8360-3bd6c383f3c1" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="39d49eee-ed39-44b3-bc1a-6672c2ef8eea"
/dev/sdb2: PARTLABEL="Microsoft reserved partition" PARTUUID="22c70eb2-bde7-4f94-bd2d-5f86195bbf58"
  1. In the future, when providing code/output, please copy-paste that output in-between 3 backticks ``` at the beginning and end of the code/text so that the output looks like this:

    Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
    Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
    Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
    Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
    

    instead of like this:

    Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

    (as that makes our life much easier so you get helped more quickly and efficiently)

  2. An output of parted --list would be more beneficial than blkid

:+1:

Here is the output of parted --list:

Modell: ATA Samsung SSD 850 (scsi)
Festplatte  /dev/sda:  512GB
Sektorgröße (logisch/physisch): 512B/512B
Partitionstabelle: gpt
Disk-Flags: 

Nummer  Anfang  Ende    Größe   Dateisystem     Name  Flags
 1      1049kB  1075MB  1074MB  ext4
 2      1075MB  35,4GB  34,4GB  linux-swap(v1)        swap
 3      35,4GB  143GB   107GB   ext4
 4      143GB   358GB   215GB   ext4
 5      358GB   512GB   155GB   ext4


Modell: ATA Samsung SSD 850 (scsi)
Festplatte  /dev/sdb:  512GB
Sektorgröße (logisch/physisch): 512B/512B
Partitionstabelle: gpt
Disk-Flags: 

Nummer  Anfang  Ende   Größe   Dateisystem  Name                          Flags
 1      1049kB  106MB  105MB   fat32        EFI system partition          boot, esp
 2      106MB   123MB  16,8MB               Microsoft reserved partition  msftres
 3      123MB   512GB  511GB   ntfs         Basic data partition          msftdata
 4      512GB   512GB  546MB   ntfs                                       versteckt, diag


Modell: ATA WDC WD4003FZEX-0 (scsi)
Festplatte  /dev/sdc:  4001GB
Sektorgröße (logisch/physisch): 512B/4096B
Partitionstabelle: gpt
Disk-Flags: 

Nummer  Anfang  Ende    Größe   Dateisystem  Name  Flags
 1      1049kB  4001GB  4001GB  ext4

So basically you already have a Manajaro install on /dev/sda with GPT and want to reinstall Manjaro, but the installer doesn’t recognize the existing install automatically?

If my understanding is correct:

  • Did you install in UEFI mode last time? (GPT partitioning <> UEFI install)
  • what does “manual partitioning” show? (Screenshot please? Yeah: in German is fine…)

If incorrect:

  • Please correct me.

:+1:

I have an existing installation and I want to keep /home.

The last installation was in UEFI and GPT.

Screenshot follows.

I know, what I error was: missing installation in UEFI mode.
I had to select UEFI partition on the Manjaro USB to boot from.

1 Like

So alles Okay denn? So everything hunky-dory now?

:thinking:

Now, the installation works.
Thanks!

1 Like

I’ve marked the below answer as the solution to your question as it is by far the best answer you’ll get.

However, if you disagree with my choice, please feel free to take any other answer as the solution to your question or even remove the solution altogether: You are in control! (I just want to avoid even more subjective opinions being posted and confusing you even more)

:innocent:
P.S. In the future, please please don’t forget to come back and click the 3 dots below the answer to mark a solution like this below the answer that helped you most :
Solution
so that the next person that has the exact same problem you just had will benefit from your post as well as your question will now be in the “solved” status.

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