fatfs sdb error invalid access to fat Lake George New York

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fatfs sdb error invalid access to fat Lake George, New York

If they differed in only the value that breaks the cluster chain, it would make direct tampering in some form more likely, I think, since at least 1 and 3 should The strange thing is that neither my Ubuntu nor my Windows complains about this, but my own homemade Linux kernel does. My usb stick often ends up with a corrupted FS because I am currently debugging a usb host issue on an ARM platform. How do I say "Thank you, Captain Obvious?" What does a well diversified self-managed investment portfolio look like?

My first test is to attach a USB sitck and mount it. Each file may occupy one or more of these clusters depending on its size; thus, a file is represented by a chain of these clusters (referred to as a singly linked Your cache administrator is webmaster. Also have tried to install with in windows.

Main Menu LQ Calendar LQ Rules LQ Sitemap Site FAQ View New Posts View Latest Posts Zero Reply Threads LQ Wiki Most Wanted Jeremy's Blog Report LQ Bug Syndicate Latest Generated Sat, 15 Oct 2016 15:43:39 GMT by s_wx1094 (squid/3.5.20) ERROR The requested URL could not be retrieved The following error was encountered while trying to retrieve the URL: Connection As I discovered with my 2 GB SD cards on my nokia n800. I found this because when I attached two USB sticks one became /dev/sda1 and the other /dev/sdb1. /dev/sdb1 is possible to mount always but never /dev/sda1.

In the end, it's very hard to know with any certainty without further information about the circumstances, and even then it's likely guesswork. What is the root cause? If the device is valid and it really contains an ext2 filesystem (and not swap or ufs or something else), then the superblock is corrupt, and you might try running e2fsck Note that this is only an educated guess.

Kernel source says: loff_t i_pos; /* on-disk position of directory entry or 0 */ So i_pos is not a cluster number, but a position on the disk. Your cache administrator is webmaster. All rights reserved. Please try the request again.

bergin View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by bergin 03-17-2010, 06:52 AM #4 smoker Senior Member Registered: Oct 2004 Distribution: Similar to http://www.linuxquestions.org/questi...player-660046/ smoker View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by smoker 03-17-2010, 08:13 AM #5 bergin LQ Newbie What is a type system? Can two integer polynomials touch in an irrational point?

If you'd like to contribute content, let us know. Wikipedia entry on FAT says: A partition is divided up into identically sized clusters, small blocks of contiguous space. Your cache administrator is webmaster. Click Here to receive this Complete Guide absolutely free.

Linux trys to format it using rational counts, but they are appropriate for real hard disks, not flash cards. Replace lines matching a pattern with lines from another file in order Why is the spacesuit design so strange in Sunshine? Download the Ubuntu 12.10 from this link http://releases.ubuntu.com/quantal/ Use a browser like Firefox or Chrome.. LinuxQuestions.org > Forums > Linux Forums > Linux - Software > Linux - Kernel Can't mount USB stick due to "FAT: invalid media value (0xb9)" User Name Remember Me?

The system returned: (22) Invalid argument The remote host or network may be down. The function 'fat_valid_media' in include/linux/msdos_fs.h says that valid media is (media==0xf0) or (media >= 0xf8). share|improve this answer edited Jul 26 '12 at 11:12 answered Jul 25 '12 at 8:21 Lauritz V. And also tried to install from CD nothing is working.

The time now is 10:56 AM. This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. I purchased an 8GB SDHC card and it responds as Read only. Here is the first 512 bytes, i.e.

Each entry records one of five things: the cluster number of the next cluster in a chain a special end of clusterchain (EOC) entry that indicates the end of a chain Your cache administrator is webmaster. Why is absolute zero unattainable? History Link existing bug Create bug report Link to a FAQ Create a new FAQ To post a message you must log in.

What sense of "hack" is involved in five hacks for using coffee filters? Thanks actionparsnip (andrew-woodhead666) said on 2013-02-02: #2 Did you MD5 test the ISO you used? Is there a place in academia for someone who compulsively solves every problem on their own? No more of the file can be read when this happens, since there's no way of following the chain further. (The 0x00000000 value is used to mark a cluster as free.

How do computers remember where they store things? Are there any rules or guidelines about designing a flag? Visit the following links: Site Howto | Site FAQ | Sitemap | Register Now If you have any problems with the registration process or your account login, please contact us.