Talk: Fedora 42 Workstation installer doesn’t support Fedora re-installation on MBR disks

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1

This is a discussion topic for the following Common Issue:

You can discuss the problem and its solutions here, but please note that debugging and technical feedback should primarily go to the issue trackers (e.g. Bugzilla) linked in the Common Issue, because that’s the place that developers watch, not here.

If there are any updates/changes/amendments for the Common Issue description, which you believe should be performed, please post it here.

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2

Please see the Common Issue for solution/workarounds:

3

I can’t see this options either and I don’t have MBR:

actual version 42 up-to-date and upgrated from fedora 41 via dnf.

sudo gdisk -l /dev/nvme0n1

Partition table scan:                                                                                                                                               
  MBR: protective                                                                                                                                                   
  BSD: not present                                                                                                                                                  
  APM: not present                                                                                                                                                  
  GPT: present

Found valid GPT with protective MBR; using GPT.
Disk /dev/nvme0n1: 976773168 sectors, 465.8 GiB
Model: WDC WDS500G2B0C-00PXH0                  
Sector size (logical/physical): 512/512 bytes
Disk identifier (GUID): 6FDB6E7E-A228-4F10-BBD3-E38C179059AE
Partition table holds up to 128 entries
Main partition table begins at sector 2 and ends at sector 33
First usable sector is 34, last usable sector is 976773134
Partitions will be aligned on 2048-sector boundaries
Total free space is 2029 sectors (1014.5 KiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1            2048         4196351   2.0 GiB     EF00  EFI System Partition
   2         4196352         8390655   2.0 GiB     8300  
   3         8390656       976773119   461.8 GiB   8300  

sudo gdisk -l /dev/nvme0n1 | grep -A4 '^Partition table scan:'

Partition table scan:
  MBR: protective
  BSD: not present
  APM: not present
  GPT: present

sudo fdisk -l /dev/nvme0n1

Disk /dev/nvme0n1: 465,76 GiB, 500107862016 bytes, 976773168 sectors
Disk model: WDC WDS500G2B0C-00PXH0                  
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 6FDB6E7E-A228-4F10-BBD3-E38C179059AE

Device           Start       End   Sectors   Size Type
/dev/nvme0n1p1    2048   4196351   4194304     2G EFI System
/dev/nvme0n1p2 4196352   8390655   4194304     2G Linux filesystem
/dev/nvme0n1p3 8390656 976773119 968382464 461,8G Linux filesystem

16:07:09 ➜ sudo fdisk -l | grep -B 5 Disklabel
Disk /dev/sda: 465,76 GiB, 500107862016 bytes, 976773168 sectors
Disk model: WDC  WDS500G2B0A
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
--
Disk /dev/nvme0n1: 465,76 GiB, 500107862016 bytes, 976773168 sectors
Disk model: WDC WDS500G2B0C-00PXH0                  
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
--

NOTE

schema and other stuff…

Regards.,

4

MBR is just one of the reasons why Reinstall Fedora doesn’t show up. There might be many more (valid) reasons, or, of course, bugs. File a bug in bugzilla against anaconda-webui and see what developers tell you.

5

Done

Fedora-Workstation-Live-42_Beta-1.4.x86_64

ISO full updated.

anaconda 33-1
anaconda-webui 42.27.12-1

Regards.,