Questions tagged [read-only]

Questions related to read-only devices or permissions.

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New 1TB disk works with 18.04 but not 22.04

Just bought a 1TB Element USB disk. I have several before and have had no problems. I have no problem using the new disk when connected to my laptop running ubuntu 18.04. Here is the partition table (...
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Discord crashes after I suspend PC

Whenever I turn my PC on after suspending it, I get an error message. When I close that error window, Discord closes itself, and I have to restart my PC so that I can re-open Discord. Sometimes I have ...
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3 votes
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792 views

Opening a file in read-only mode using nano

I am new to Ubuntu. I know I can open a file using vim in read-only mode by pass the -R option: vim -R <filename> //Gives warning if I try to write However, if I do the same thing with nano, I ...
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Why is Ubuntu Server NAS partition changing automatically filesystem to "read only" during backups?

UPDATE 05/13: I ran simultaneous backups from 3 workstations (3 different Samba users) yesterday (Windows image backups - almost 47 GB the biggest file, .vhdx type). I noticed that 1 Samba users wrote ...
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Cannot write files

Someone else (who is not available) set up an Ubuntu server. It is hosting a web server (possibly Apache). I am not able to write new versions of the web pages. I logged in as root and went to one ...
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Pendrive is write protected: folders show write protected and cannot delete or format 16gb pendrive

My pen drive says it is write-protected while deleting a file or formatting the drive. Even it doesn't allow repairing the device on Windows. It does not allow to partition or format the drive using ...
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retroarch Error while read-only file system

I installed a snap of retroarch. When i run,it show below error in image fazil@acer:~$ retroarch mkdir: cannot create directory ‘/home/fazil/snap/retroarch’: Read-only file system retroarch error ...
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File system becoming read-only at random

for some time now my OS has been switching to read-only mode seemingly at random. Typical fix for this problem was booting from live USB and running fsck /dev/sda3/ and then I could boot up normally. ...
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Ubuntu 20.4 LTS switching to read only

I have been using Ubuntu for more than a decade. Recently I am using Ubuntu 20.4 lts. It has switched to a read only mode on its own. No idea how this happened. What should I do to make it read and ...
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Ubuntu 20.04 going into Read-only filesystem

I had been using Ubuntu 18.04 for about 2 years and then upgraded to 20.04 about a year back. The device was working perfectly fine for me until recently a software updater pop-up appeared that the ...
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ddrescue correct tool for an HD, if testdisk finds no partition? Other tools?

I'm on Linux and have an HD (ext4, not ssd), that suddenly was remounted as read-only. After a restart, said HD was shown as having no partition. testdisk didn't find the partition (should be only one,...
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Can't edit file even on sudo [closed]

I want to edit a file in the /snap folder with nano but it is not possible. [ File '/snap/pycharm-professional/current/bin/pycharm64.vmoptions' is unwritable ] I even tried this solution, but it is ...
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97 views

How can I make a USB flash drive after it was used to create a startup disk for Ubuntu

Now, no matter whether it is mounted/unmounted or I try from within Win 10 or Ubuntu 20.4, I am informed that the drive is Read Only. When I try to wipe it, format it or write to it absolutely ...
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Do not crash the system (everything segfaults) when the USB OS shortly disconnects

I dropped my computer onto the ground and the disk was broken. Therefore, I installed the OS on a USB. However, it sometimes disconnects at any time, during contributing Wikipedia, online chatting, ...
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Ubuntu changed to Read-only file system after update & rbenv install

Linux noob using Ubuntu 20.04.3 to learn code. Background: This morning I was prompted by Ubuntu to install updates and restart. I have been installing rbenv and Ruby Gems this week trying to fix my ...
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Can I boot with /home as readonly?

In connection to Remotely recover file from rm, I consider somehow setting up my system to intentionally boot with /home as readonly, and reboot. Is that possible? I am not sure about how to do it, ...
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Do I need to check readonly disks on boot?

Every x startups, fsck will scan the disks for errors. This takes a very long time for large Disks. Suppose I made a harddisk read-only with the command sudo tune2fs -O read-only /dev/sdXY. Are those ...
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2 votes
1 answer
133 views

Make file system/partition Read-Only for archiving purposes

I have found a couple of questions relating to file systems which are in Read-Only mode after failure and how to make them writable again. I want to achieve the exact opposite. I have 3.5" Hard ...
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45 views

Windows' partitions become read-only

In between when I am working, the windows partitions suddenly become read-only. When I restart the computer, I have to run fsck -y command to boot the system. The disk assessment is "72 bad ...
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0 answers
64 views

Why does Ubuntu Make CF Cards Read Only?

I'd like to edit some files on Cfast and CF cards in Ubuntu, but no matter what I try to do all tools available fail to allow me to write. The Cfast and CF cards are writable in Windows and there are ...
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Finding out why disk goes read only oncec a week

Once per week it seems this ssd goes into read only mode. It seems like its always Sunday but I can not 100% confirm that at this point. Is there any place I should look to see whats kicking it into ...
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Trying to patch a read only directory

I am currently trying to apply a patch to a read only directory, but I am having some issues, since this is a read only directory I mount the directory with # mount -o remount,rw /var/lib/waydroid/...
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183 views

Can't paste files to external HDD in Ubuntu, but can edit and delete files on it and some programs can still write to it

I just did a fresh install of Ubuntu on a new computer, and my external HDD (internal in an ext case) is read only and I can't seem to be able to change that. Some programs, however, like youtube-dl, ...
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1 answer
50 views

Read-only filesystem with corrupt Windows installation

My 1tb hdd is read-only. I followed the steps shown here and got this output: WARNING: blksize option is ignored because ntfs-3g must calculate it. The disk contains an unclean file system (0, 0). ...
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Unable to login or reboot after I made computer disk read only and logged out of the dystem

I made the computer disk read only by mistake and after that I logged off from the Ubuntu and switched off my system. When I started my system then it is unable to restart or reboot. Clicked Ctrl+F2 ...
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1 answer
271 views

read-only file system - network share

I've been reading regarding read-only file system posts, but the ones I found relate to HDD/SDD's. I'm running Ubuntu 20.04.2 on my laptop. I have a VM on my server (actual server) and running OMV. ...
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Most of my ext4 Linux Filesystem partition is read-only? How to make it writable?

I have dual booted my computer into Windows and Ubuntu. My SSD is divided into two partitions. One contains the Ubuntu files and the other Windows files. The HDD is my data drive. I have stopped Fast ...
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1 answer
152 views

Can't copy or past files in other locations in Ubuntu [duplicate]

I have installed Ubuntu in my laptop by partitioning HDD, but now I couldn't copy or past files in other locations of my lap it's showing "Error while copying, the destination is read-only". ...
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59 views

Ubuntu is acting weird since Stacer operation

I have Ubuntu 20.04.3 LTS and everything was fine until I used Stacer's "System Cleaner" function. I selected "All" that means package caches, crash reports, application logs, ...
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Setting readonly on a USB stick

I want to create a USB stick with a tool to scan for viruses. I installed the software and after that I set: hdparm -r1 /dev/sdc1 When I check the USB stick I get this: hdparm -r /dev/sdc1 /dev/sdc1: ...
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I changed my /usr permission of ec2 instance to read only . After that not able to perform any command

I changed my /usr permission to read only . After that not able to perform any command. Not event able to execute , "clear" or any other operation , nor able to login as sudo . sudo command ...
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0 answers
42 views

Read-only file randomly

I use my Ubuntu PC as a Server to host a Minecraft Server and other stuff developed by me. I noticed frequent crashes of the Minecraft Server that made me look further into the error. When I opened ...
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1 answer
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Read-only errors on multiple drives with a fresh install of 20.04 LTS

I've been using CentOS for a long time but since Red Hat decided to kill it off, I decided to give Ubuntu a try. However, I ran into problems right from the start. I installed 20.04 LTS first on a new ...
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1 answer
56 views

Ubuntu Permission Change Error [closed]

I Recently Installed Ubuntu Mate And Used Ubuntu As Desktop Environment I've Faced A Problem OF Copying/Creating A new Dir I've used The Both Of sudo mount -o remount, rw chmod to Change The rw ...
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1 vote
1 answer
170 views

Internal NTFS drives not mounting RW

I am trying to move over from Win10 to Ubuntu (20.04 in this instance) so am beginning to work more in depth with Linux (have played a little with RPi's). I have internal SATA 2x1TB SSD's that are ...
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1 answer
49 views

Most drives read only [closed]

Im running Ubuntu 20.04.03 LTS (with kde plasma) and for some reason, all drives (except my boot drive) have switched to read only. The drives are fine. Even the second partition on my boot drive (...
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0 answers
109 views

Edit "PermitRootLogin yes",

I am trying to edit "PermitRootLogin yes" to "PermitRootLogin no" on a VM ESXi host. When I try to edit it using VI at /etc/ssh/sshd_config, it is in Read Only mode. I tried the ...
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Os error read only file system /tmp

I got this error when running saving a website screenshot with python html2image module. Traceback (most recent call last): File "/data/data/com.termux/files/home/url2img&crop.py", ...
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0 answers
24 views

How to make mounting a certain device read-only? [duplicate]

When I connect my camera to my Xubuntu 18.04 computer, it's mounted with write permissions, which isn't exactly desirable. How can I make it so that it, and any other camera, will be mounted read-only?...
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2 votes
1 answer
126 views

Read Only filesystems across multiple devices

The company I work for has about 100 Ubuntu 18.04 server machines scattered across the United State as part of one of our product lines. We haven't had ANY issues with these machines for 1-2 years, ...
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1 answer
56 views

NTFS Partition is mounted as read-only

I have 2 disks in my system, a primary SSD with Ubuntu installed in it(Firstly, I had windows recently switched to Ubuntu (first-boot)) I also have an internal HDD but it is mounted as a read-only ...
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0 answers
627 views

NTFS signature is missing. Volume is corrupt

I have a remote VPS with Ubuntu 20.04 which worked well yesterday. Today I found out the whole disc is read only. I can not write anymore nor as sudo nor the root. After the search I found command ...
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1 vote
1 answer
105 views

Migrated to Ubuntu, my external NTFS Drive is now Read-Only [duplicate]

I recently moved over to using Ubuntu 20.04 from Windows 10, backed up files and everything. However, now on Ubuntu I am unable to modify files within my external drive. Running a few commands reveals ...
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1 vote
0 answers
1k views

Hard disk: Read-only file system and blk_update_request: I/O error, dev sda (READ)

I performed dmesg --level=err to get the errors that my disk was reporting. I got a long(LONG) list of blk_update_request: I/O error. I'm new to Ubuntu or any Linux-based os ever, So can someone ...
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107 views

How can I proceed if it is impossible to delete a (snap) readonly directory?

I want to execute a similar command to the following command from this post sudo rmdir /usr/share/ghostscript/9.25/iccprofiles The actual command is sudo rmdir /snap/gimp/367/usr/share/ghostscript/9....
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0 answers
418 views

Cannot mount microSD card

I am trying to mount my micro SD card but it shows write-protected. I have tried disabling using the notch on the adapter. I also ran the following commands: lsblk -p /dev/mmcblk0 ...
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0 votes
1 answer
82 views

I need to run fsck on a remotely hosted Ubuntu 18.04 VM

I have a headless Odoo server running on Ubuntu 18.04 VM in a remote location run by Windows admins. My / is in a Read-Only state, so touching /forcefsck just replies back cannot touch...: Read-Only ...
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0 votes
2 answers
359 views

How do I edit a write-protected file?

I downloaded the Garfield toolkit in the /opt/applications folder. Some examples are present inside the folders which I downloaded with the toolkit, and I want to modify some code inside of them (...
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1 answer
68 views

Why my second disk is read-only?

Can you help me? My problem is: I wanted to make a folder on my second disk, in Windows marked as D:, but it's impossible. How to make this disk writable on my Kubuntu? If this is a terminal command, ...
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1 answer
577 views

Why is my MicroSD card suddenly write protected?

I have a 16 GB SanDisk MicroSD card that is plugged into my laptop using a MicroSD-to-SD card adapter that is plugged into an SD-to-USB adapter. It used to work fine, but now I get an error message ...
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