Questions tagged [error-correction]

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Advice for good DVD Reader with excellent error correction? [closed]

We have to archiv some DVDs and could not read these discs with our standard DVD altough they are not scratched. They are pressed ones, so we are fear of already lost them. Which actual DVD Reader ...
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8 views

CMOS checksum error on Windows 10 [duplicate]

Since a few days, I'm facing issues with my hp notebook. This is the actual issue So as I said in the edit, The CMOS checksum error is displayed on my screen when laptop boots up. I wanted to know ...
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51 views

How can I inject an AER Error?

I need to inject AER errors onto a SUSE machine. I've modprobbed the aer_inject module just fine, and I compiled the aer-inject tool from kernel.org. Whenever I run it, I get the following error. ...
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87 views

How can I fix my Restic backups?

I am receiving a lot of messages from my personal backup/repository: $ restic stats repository 6d9f087d opened successfully, password is correct scanning… walking tree ...
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1answer
30 views

Is it safe to rely on zip to find data corruption in transmitted zip files?

In one paper I read that we can detect errors in the transmitted file by zipping and unzip, but I have doubts. For data integrity check, what if we do some operations before sending the data ...
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1answer
94 views

Is it possible to have two Y axes and two X axes on the same chart for one variable?

How can I draw the correlation for calculating Y and R squared as scatter graph in Excel 2019 for one variable, calculated with four models? I want two models in two x-axis' and the other two in two ...
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1answer
18 views

How to add a variable as custom launch option?

An error occurred when I used a system variable I set like this: "C:\Program Files (x86)\Exampleapp\examplefoleder\Example.exe"%variable%
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54 views

I have a Parrot OS USB and im trying to update it but im receiving an error

Get:1 https://deb.parrot.sh/parrot rolling InRelease [14.4 kB] Get:2 https://deb.parrot.sh/parrot rolling-security InRelease [8,707 B] Fetched 23.1 kB in 1s (19.1 kB/s) Error: GDBus.Error:org....
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1answer
74 views

Some errors trying to mount an SD card on Lubuntu 19.04 [-bash: mount/dev/x/mnt/sd: No such file or directory]

I’m trying to mount a SD card but I can’t, before these are the steps I made after create the folder mnt/sd, so definetly it exists. SD is dev/mmcblk0. Im new at Linux, so please try to be as clear as ...
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1answer
35 views

Is there a way to raw read or write sector/block to insert or copy a “CRC”⁽¹⁾ error with Linux?

A friend of mine told me that Linux kernel raid (mdadm raid5/6) wasn't reliable, because he tried once to overwrite sectors on one of his physical volumes and it caused file corruption. I replied him ...
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38 views

How to unstuff a stuffed bit packet? - High-Level Data Link Control

It seems there are a lot of references on how to stuff a bit sequence (known as bit stuffing), by using 0 as a delimeter after 5 consecutive 1, but not about how the receiver unstuffs those delimeters....
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1answer
100 views

How can I stop AVERAGEIF formula returning #DIV/0

I have the following formula returning #DIV/0! when all 5 cells are blank: =AVERAGEIF(CV17:CV21,">0") Spreadsheet image This is being used to average call time over the period of a 5 day working ...
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2answers
6k views

Excel says my files are corrupted, but they are not

How can I fix my Excel files? Many of them show this error message: We found a problem with some content in . Do you want us to try to recover as much as we can? If you trust the source of this ...
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3answers
3k views

Is there a file system that does error correction?

I am looking for some virtual file system (e.g. with virtual hard disk) or some other kind of working solution to create archives or data backups with error correction redundancy. I tried looking for ...