Chrome OS on Linux version not finding local drive

I’m trying to configure a new backup to a local external hard drive. I have selected local folder or drive but the folder path does not show my external drive which I have shared with linux. Can anyone please help?

Welcome to the forum @edwardcopping

Although I possibly can’t go far, can you explain how you get ChromeOS?

Differences between ChromeOS Flex and ChromeOS suggests you can’t.

Next question is how you put it on Linux? Maybe using a VM or emulator?

Whatever it is, it has sharing ability. Where is the drive supposed to show?

Can you see it and access it on some path, as the same user Duplicati is?

If so, Duplicati should be able to too, although it might need the path given.

I would think the tree view would do, but there’s also Manually type path.

The whole hookup is kind of confusing. Chrome OS owns the shared drive?

It then shares that with Linux so that Duplicati on Linux can do backup to it?

EDIT:

The external drive must have some filesystem on it. Did something mount it?

Duplicati’s only going to offer mounted things (so I ask if Linux can access it).

Thanks for your reply - I will try to answer your questions - please see below:

Can you explain how you get ChromeOS?

I bought a Chromebook with Chrome OS installed

Differences between ChromeOS Flex and ChromeOS suggests you can’t.

Correct I can’t

Next question is how you put it on Linux? Maybe using a VM or emulator?

I just installed it on Chrome OS and it shows as a Linux app

Whatever it is, it has sharing ability. Where is the drive supposed to show?

In the Folder Path with all other folders

Can you see it and access it on some path, as the same user Duplicati is?

No

If so, Duplicati should be able to too, although it might need the path given.

I would think the tree view would do, but there’s also Manually type path.

No in tree view - where would I manually type it?

The whole hookup is kind of confusing. Chrome OS owns the shared drive?

Not sure what you mean

It then shares that with Linux so that Duplicati on Linux can do backup to it?

EDIT:

The external drive must have some filesystem on it. Did something mount it?

It shows in OS Files app and I can access all files on it, so must be mounted

Duplicati’s only going to offer mounted things (so I ask if Linux can access it).

Linux Files app doesn’t show it, but Chrome OS Settings shows it as shared with Linux so I don’t understand this.

Any further help greatly appreciated - thanks.

Thanks. My main confusion was from topic title “Chrome OS on Linux”. Looking at Google Linux on ChromeOS documentation, is that actually what you’ve got here?

Installing Linux apps and packages suggests to me that it’s Debian and has apt?

If there is a way to install Duplicati directly on ChromeOS, got docs or description?

Is that what you want in Duplicati? I was asking about OS to OS view. Maybe:

Sharing files to Linux suggests you should look for a share at /mnt/chromeos

That phrasing seems to settle that this is Linux on ChromeOS, not the other way.

Please look at Google documentation for your setup. Possibly I linked to it above.

If you use some other flavor (Crouton on ChromeOS) might still exist), what is it?

So far, it’s not clear that there is any Duplicati issue, but I have none of your OSs.

Duplicati solution might be:

  1. Find and test the share from ChromeOS to Linux. This is outside of Duplicati.
  2. Point Duplicati to that

Sorry for the confusion, but as you can tell I just don’t have the technical skills to understand all of this. I have tried and tried and tried to get this to work but no luck at all. Therefore I have uninstalled Duplicati and will look for another solution. Thanks for trying to help.

Trying is great, but not providing the detail makes it difficult to attempt any assistance.

Did you look in /mnt/chromeos using file browser, ls command, cd command, etc.?

Google search for “external drive” “/mnt/chromeos” has advice and suggests it goes in:

/mnt/chromeos/removable/$drive_name

and then says to navigate there, like my step 2, which in Duplicati means some clicking:

Above is just some subfolders I made as root in /mnt per reporting of how it would go.

If yours isn’t going (step 1 on my list), that’s a different issue that likely no backup can fix.

sounds like the kind of thing that would have to be done from ChromeOS per link I gave.

Good luck in your search. Some tool might search /mnt, but may also want to know the
specific things you want backed up. I haven’t heard the entire intent for backup + restore.

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