Backup issues, " Requested Range Not Satisfiable error from request" to OneDrive

I am using Duplicati on 3 systems (Win10 1903, 2x Debian Linux Buster), all uploading to OneDrive. All systems are running the same version (, upgraded yesterday to

On 1 system (Debian) I have strange issues:

The operation Backup has failed with error: One or more errors occurred. (Could not find file "/tmp/dup-32a56811-d8bb-4ca5-b4ef-be8522769229" (Could not find file "/tmp/dup-32a56811-d8bb-4ca5-b4ef-be8522769229") (One or more errors occurred. (RequestedRangeNotSatisfiable: Requested Range Not Satisfiable error from request

Looking at the log, I can see several failing attempts to put a file to OneDrive:
Operation Put with file attempt 2 of 5 failed with message: Error uploading fragment 4 of 5 for

Log file: (25.9 KB)

The error occurred over night, nothing was changed on the system.
I already tried to:

  • repair the database
  • delete the database and recreate it
  • purge-broken-files
  • start a complete new backup (to another folder) --> several files were uploaded to OneDrive but majority is missing)

Nothing helped - any ideas how to proceed?
Thanks and BR, Heinrich