www.makemkv.com

Problem solved! By uninstalling my app and re-installing using the below instructions I can now write to an external hard drive.

sudo add-apt-repository ppa:heyarje/makemkv-beta
sudo apt-get update
sudo apt-get install makemkv-bin makemkv-oss

I tried the command but got this:

paulie@paulie-ThinkPad-T61:~$ sudo snap connect makemkv:removable-storage error: snap "makemkv" has no plug named "removable-storage"

The chown command idea did not eliminate the error, so I will do a reinstall using this:

https://www.omgubuntu.co.uk/how-to-inst ... -on-ubuntu

I found this: viewtopic.php?t=26745

It talks about the sandboxing problem so I may try it later…

I’m having terrific success using MakeMKV to convert my extensive movie dvd collection to a set of files. My only problem is using an external hard drive as the destination, I’m getting a “permission” error. This may not be an MakeMKV issue, I realize, but wanted to see if anyone had something simil...