Can confirm the same error as Clemens when using --asynchronous-upload on Ubuntu 18.04. Full command:
/usr/bin/duplicity --asynchronous-upload --allow-source-mismatch --full-if-older-than 4W --volsize 250 --no-encryption --include-filelist backuplist.txt / pexpect+scp://<user>@<host>/data > data.log
Can confirm the same error as Clemens when using --asynchronous- upload on Ubuntu 18.04. Full command:
/usr/bin/duplicity --asynchronous- upload --allow- source- mismatch --full- if-older- than 4W --volsize 250 --no-encryption --include-filelist backuplist.txt / pexpect+ scp://< user>@< host>/data > data.log