Questions related to read-only devices or permissions.

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22
votes
3answers
65k views

Read Only usb stick that won't let me do anything to it

Somehow I messed up and accidentally made my usb stick into a read only file system. I have tried a bunch of things to delete the files, including the basic (rm -f myfile) and attempting to allow ...
8
votes
4answers
45k views

Why has my file-system turned read-only after updates?

I'm running 11.10 and I applied some updates. After that whenever I use my computer, I can, but only for about 2 or 3 minutes before it becomes read-only. Any sudo command entered gives me the ...
7
votes
2answers
25k views

dpkg: error: unable to access dpkg status area: Read-only file system

I am a newbie in this operating system I installed Ubuntu 12.10 and I found it very interesting to use. Then once I install chromn from ubuntu software I got I/O Error After that I could not ...
44
votes
9answers
272k views

How to fix “sudo: unable to open … Read-only file system”?

The title might not be as descriptive as I would like it to be but couldn't come up with a better one. My server's file system went into Read-only. And I don't understand why it does so and how to ...
23
votes
2answers
153k views

How to mount a hard disk as read-only from the terminal

I have searched google, I've searched this website, I've searched using various terms, phrases, using quotes and without quotes and I cannot find the answer to this seemingly easy thing to do. How do ...
8
votes
4answers
51k views

How to delete/edit files from readonly filesystem

I am having problem with my memory device (actually a memory card that act external memory device like pendrive). experimentx@workmateX:/var/www/zendtest$ sudo rm /media/A88F-8788/python-2.7.1-...
8
votes
3answers
26k views

Read-only SD cards

I've got an IcyBox USB hub/card reader combo in my computer, running Ubuntu 12.10. It's got an issue with SD cards. It always mounts them read-only, regardless of the write-lock switch. This is ...
8
votes
2answers
13k views

Unable to mount ISO in write mode

I tried to mount my Ubuntu 13.04 64-bit image using the following command : sudo mount -o rw,loop /home/varun/Downloads/ubuntu-13.04-desktop-amd64.iso /media/cdimage But I gets the following ...
3
votes
3answers
4k views

USB Disk stuck in read only after dd an ISO

This has probably been asked before but I have not been able to find it so I'll ask again. Here's what I did: sudo dd if=./windows.iso of=/dev/sdb #sdb is a 64gb USB disk Afterwards I was unable ...
24
votes
1answer
30k views

Install with sudo app-get install doesn't work, “Not using locking for read only file /var/lib/dpkg/lock”

I just installed Ubuntu Touch on my Nexus 7. Unfortunately I can't install anything from the terminal app: If I enter: sudo apt-get install yasm -y git make g++ build-essential libminiupnpc-dev I ...
11
votes
1answer
32k views

Unable to mount filesystem as read-write in recovery mode

I deleted two unused user accounts. Now I am unable to login even into my own account. I rebooted in recovery mode in the root shell and tried to restore the back-up of /etc/passwd. However, the ...
4
votes
2answers
4k views

Ubuntu 12.04 SSD root frequent random read only file system

I really need your help. I've got Dell Inspiron 1545 with 8GB of RAM and Sandisk Extreme 240GB SSD. The disk is seperated into three partitions, /root, /swap - 8GB, /home blkid: /dev/sda1: UUID="...
4
votes
1answer
1k views

USB turn write protection off forced

I have a USB-flash device (SanDisk SDCZ33 BM120423519D) with no hardware switch, which is stuck in readonly mode: # hdparm /dev/sdf /dev/sdf: SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 ...
1
vote
1answer
383 views

Reformat USB flash drive marked “Read Only”

I have a 32GB USB 3.0 Flash drive marked "Read Only". It is formatted FAT32. I don't know when it was formatted as such, and I need to reformat it. I've attempted using Windows' Diskpart to mark it ...
9
votes
4answers
33k views

USB devices showing a read only

I have an 8gb FAT32 USB stick and a 500gb FAT32 HDD; both of these have suddenly become read only devices. I've tried deleting the directory inside /media and then creating it again, naming it, ...
4
votes
1answer
10k views

How do I format or partition a read-only USB drive?

Whenever I try formatting my Sandisk Cruzer Glide 16GB, I get this error message on Gparted. GParted 0.11.0 --enable-libparted-dmraid Libparted 2.3 Create Primary Partition #1 (ntfs, 14.42 GiB) on ...
10
votes
1answer
17k views

Why does my NTFS partition mount as read only?

Until recently both my Windows Partition (C:) and my Data Partition (E:) would mount as read/write. Now both seem to only mount as read-only. GParted Resize (Error) ntfsresize v2.0.0 (libntfs 10:0:...
2
votes
3answers
24k views

Changing ownership of read-only file system

I did read the several posts available here on "changing ownership of read-only file systems" but they don't seem to help me. My external hard drive (which I had previously formatted in OS X and used ...
4
votes
3answers
57k views

Unable to open /dev/sdb read-write (Read-only file system)

As in the title, I'm unable to format it as it says read-only. I've tried couple of searches and the solutions too. Even I tried GParted to see I have any luck. Unfortunately below is what I get. ...
2
votes
0answers
1k views

Google Chrome causing file system to mount as read only

So disclaimer, I am using Lubuntu 12.04 but I'm almost certain it shouldn't make any difference. Earlier this week I resized my lubuntu partition on my harddrive with GParted to be 25 GBs smaller, ...
2
votes
1answer
11k views

NTFS disk is read-only and I can't change to read & write

I have used Windows 7 for a long time and thought to give Linux (Ubuntu) a try. I have two hard drives, one 120GB, other 1TB. First one is for OS and software, while the 1TB disk is for data and games....
1
vote
2answers
3k views

I'm stuck between 11.10 and 12.04 with only a read-only system

I went out of the room while I was trying to update from 11.10 to 12.04 LTS. When I came back, my laptop had gone into sleep mode. I assume that it was half way through updating something. The screen ...
1
vote
1answer
2k views

How Do I fix a “[Error 30] Read-only file system” when trying to install?

Please, I would like to know how to fix this problem in order to install Ubuntu 11.04 again. [Error 30] Read-only file system:'/target/boot/vmlinuz-2.6.38-8-generic'