Duplicati and OneDrive: "Der Objektverweis wurde nicht auf eine Objektinstanz festgelegt"

[greg.ewing]

Link to other thread where i’ve been contributing logs and observations:

Onedrive vs Object reference not set to an instanc

Dear, A bit fighting with backup from OpenMediaVault NAS to Onedrive. I have several tasks /for several NAS users/ for backup to Onedrive, task are working normally. On Onedrive side it is one account with several folder for separate tasks. With one task /about 16GB of data / i still have problems. Logs is below. Also tried to start with empty folder / that task works/, later copy part of data to folder and initated backup tasks again. After several backups it stops with error System.…