Thank you for that insight Victor, however this is the error that I get when I attempt the following:
apt-get update
..................
Reading package lists... Done
W: The repository 'http://packages.netxms.org/debian xenial Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(
manpage for repository creation and user configuration details.
E: Failed to fetch http://packages.netxms.org/debian/dists/xenial/main/binary-amd64/Packages 404 Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.
.....................
Do you have any further advice?
apt-get update
..................
Reading package lists... Done
W: The repository 'http://packages.netxms.org/debian xenial Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(
manpage for repository creation and user configuration details.E: Failed to fetch http://packages.netxms.org/debian/dists/xenial/main/binary-amd64/Packages 404 Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.
.....................
Do you have any further advice?