I have not updated my OMV 4 install for months. There are no operating issues and everything working fine. However when I go to update it fails.
From the command line running "omv-update" there are errors:
Code
Err:14 https://dl.bintray.com/openmediavault-plugin-developers/arrakis stretch Release 404 Not Found Err:15 https://dl.bintray.com/openmediavault-plugin-developers/arrakis-docker stretch Release 404 Not Found Hit:17 http://httpredir.debian.org/debian stretch-backports InRelease
Reading package lists... Done
E: The repository 'https://dl.bintray.com/openmediavault-plugin-developers/arrakis stretch Release' does no longer have a Release file. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. E: The repository 'https://dl.bintray.com/openmediavault-plugin-developers/arrakis-docker stretch Release' does no longer have a Release file. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.
What is a possible solution? I am linux challenged...
thank you for anything that may help