fyi, this was an intentional upstream change, thanks @vtapia for pointing me to the upstream wiki:
https://wiki.samba.org/index.php/Samba_4.11_Features_added/changed#SMB1_is_disabled_by_default -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/1879776 Title: ubuntu 20 error mounting smb drive Status in nautilus package in Ubuntu: Incomplete Bug description: Ubuntu 20.04 LTS nautilus->other locations>windows network lists the shared disk I want to access. When I click on the name I get an errorbox: Unable to access location. Failed to mount windows share: Software caused connection abort. nautilus->other locations>Connect to server: smb://192.168.nnn.nnn gives the same errorbox. The shared disk is attached to my FritzBox router/modem. This works without problems in ubuntu 18 LTS ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: nautilus 1:3.36.1.1-1ubuntu2 ProcVersionSignature: Ubuntu 5.4.0-31.35-generic 5.4.34 Uname: Linux 5.4.0-31-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Wed May 20 21:04:29 2020 InstallationDate: Installed on 2020-04-20 (30 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200402) SourcePackage: nautilus UpgradeStatus: No upgrade log present (probably fresh install) usr_lib_nautilus: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1879776/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
