1. in Nautilus, do "File->Connect to Server" and enter connection details to a remote SFTP server
2. "Mount" the newly created SFTP server directory
3. Navigate into the SFTP share, select a bunch of files
4. Right click and select "Compress"
5. File roller appears, the status bar flickers up to 100% and then crashes.
Steps to repro:
1. in Nautilus, do "File->Connect to Server" and enter connection details to a remote SFTP server
2. "Mount" the newly created SFTP server directory
3. Navigate into the SFTP share, select a bunch of files
4. Right click and select "Compress"
5. File roller appears, the status bar flickers up to 100% and then crashes.