- [root tip] [Utility Script] GIO mount samba share
- [root tip] [How To] Basic Samba Setup and Troubleshooting
The message and the mention of dolphin indicates Plasma and there has been several issues lately on accessing samba shares through dolphin.
I think it has something to do with upstream samba changes - but I don’t know for sure.
The best workaround I know of - is the gio mount script as this can be done on user level without the need for any root interaction.