Unable to complete nextcloud update - failed on back up

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Or for longer, use three backticks above and below the code snippet:


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Nextcloud version (eg, 20.0.5): Nextcloud Hub 7 (28.0.2)
Operating system and version (eg, Ubuntu 20.04): Ubuntu 22.04.4 LTS
Apache or nginx version (eg, Apache 2.4.25): 2.4.52-1ubuntu4.7
PHP version (eg, 7.4): 8.3.3

The issue you are facing:
Performing an application update of Nextcloud Hub using the updater, i am failing on the creating backup tasks

Is this the first time you’ve seen this error? (Y/N): Yes

Steps to replicate it:

  1. Perform an update using the updater

The output of your Nextcloud log in Admin > Logging:

Nothing in the logs

The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):


The output of your Apache/nginx/system log in /var/log/____:

started at /var/www/nc.networkingtitan.com/apps/richdocumentscode/proxy.php:219) in /var/www/nc.networkingtitan.com/apps/richdo
[Thu Feb 29 14:15:38.234230 2024] [php:warn] [pid 2495377] [client] PHP Warning:  http_response_code(): Cannrted at /var/www/nc.networkingtitan.com/apps/richdocumentscode/proxy.php:219) in 


Output errors in nextcloud.log in /var/www/ or as admin user in top right menu, filtering for errors. Use a pastebin service if necessary.

What’s the actual error message? Check your updater.log file for clues.

The log file doesnt show an issue

2024-02-29T17:10:05-0500 RPuxDW5lV2 [info] getChangelogURL()
2024-02-29T17:10:05-0500 RPuxDW5lV2 [info] end of checkForUpdate() Update to Nextcloud 28.0.3 available. (channel: "stable")<br /><span class="light">Following file will be downloaded automatically:</span> <code class="light">https://download.nextcloud.com/server/releases/nextcloud-28.0.3.zip</code><br /><a class="external_link" href="https://nextcloud.com/changelog/#28-0-3" target="_blank" rel="noreferrer noopener">Open changelog ↗</a>
2024-02-29T17:10:07-0500 eDt6EQWHYr [info] request to updater
2024-02-29T17:10:07-0500 eDt6EQWHYr [info] currentStep()
2024-02-29T17:10:07-0500 eDt6EQWHYr [info] POST request for step "1"
2024-02-29T17:10:07-0500 eDt6EQWHYr [info] startStep("1")
2024-02-29T17:10:08-0500 eDt6EQWHYr [info] checkForExpectedFilesAndFolders()
2024-02-29T17:10:08-0500 eDt6EQWHYr [info] end of checkForExpectedFilesAndFolders()
2024-02-29T17:10:08-0500 eDt6EQWHYr [info] endStep("1")
2024-02-29T17:10:08-0500 LZgsMxvesI [info] request to updater
2024-02-29T17:10:08-0500 LZgsMxvesI [info] currentStep()
2024-02-29T17:10:08-0500 LZgsMxvesI [info] Step 1 is in state "end".
2024-02-29T17:10:08-0500 LZgsMxvesI [info] POST request for step "2"
2024-02-29T17:10:08-0500 LZgsMxvesI [info] startStep("2")
2024-02-29T17:10:08-0500 LZgsMxvesI [info] checkWritePermissions()
2024-02-29T17:10:08-0500 LZgsMxvesI [info] end of checkWritePermissions()
2024-02-29T17:10:08-0500 LZgsMxvesI [info] endStep("2")
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] request to updater
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] currentStep()
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] Step 2 is in state "end".
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] POST request for step "3"
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] startStep("3")
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] createBackup()
2024-02-29T17:10:08-0500 BEaPyQgvvb [info] backup folder location: /mnt/nextcloud_data/updater-ocmbkxzjtpa4/backups/nextcloud-
2024-02-29T17:14:55-0500 dFcSHuwsxJ [info] end of createBackup()
2024-02-29T17:14:55-0500 dFcSHuwsxJ [info] endStep("3")

But on the frotend the error message shown on why it failed is this

Create backup
Parsing response failed.
Show detailed response
<html><body><h1>504 Gateway Time-out</h1>
The server didn't respond in time.

Please use the command line updater.

sudo -u www-data php /path/to/nextcloud/updater/updater.phar


1 Like

Seems to be stuck on Extracting… Its been like this for over 30 minutes.

Continue update? [y/N] y

Info: Pressing Ctrl-C will finish the currently running step and then stops the updater.

[✔] Check for expected files
[✔] Check for write permissions
[✔] Create backup
[✔] Downloading
[✔] Verify integrity
[ ] Extracting ...

Have you updated a file and left the previous version? Have you checked the update log in data folder?