Hello Alex, /B required some extra privilege according to the documentation. Still I tested it and it's failing as follow:
ERROR : You do not have the Backup and Restore Files user rights. ***** You need these to perform Backup copies (/B or /ZB). Elevated privilege is not always available and I cannot rely on it... @Jonathan Hutchins > They both have internal backup routines that may require other MS products to successfully back up. Do you know such a product ? And how is it working ? On Tue, Jan 10, 2023 at 4:58 PM Alex DiMarco <a...@alexdimarco.ca> wrote: > Doesn't look like you used the /b switch. > > Here is a good article > https://superuser.com/questions/976864/what-is-backup-mode-in-robocopy > lower down is an option someone created to use shadow copy as a "snapshot" > option which may work better. > > > > On Tue, Jan 10, 2023 at 4:29 PM Patrik Dufresne <pat...@ikus-soft.com> > wrote: > >> I tried robocopy, but it's not helping. If Outlook Application is open. >> The >> file cannot be copied. >> >> [image: image.png] >> >> On Tue, Jan 10, 2023 at 2:34 PM Alex DiMarco <a...@alexdimarco.ca> wrote: >> >> > you could probably use robocopy along these lines which will deal with >> the >> > locked files and then backup the copy. If Outlook is actively changing >> the >> > file, there is a chance of corruption. >> > >> > >> > /MIR switch to mirror the source folder >> > /B switch to open files in backup mode >> > robocopy %source% %destination% /MIR /R:1 /W:1 /B >> > >> > >> > >> > On Tue, Jan 10, 2023 at 12:24 PM Patrik Dufresne <pat...@ikus-soft.com> >> > wrote: >> > >> >> Hello, >> >> >> >> I'm using rdiff-backup on Windows 10 and I want to use it to backup the >> >> ".ost" files containing the Outlook mailbox. To my understanding >> Outlook >> >> is >> >> locking these files exclusively and that prevents rdiff-backup to copy >> the >> >> file seamlessly. In fact, when rdiff-backup tries to backup these >> files a >> >> simple "Permissions Error" is raised. >> >> >> >> One way I know it's possible to copy the file is using the VSS (Volume >> >> Shadow Copy Service) to create a snapshot and then access the file >> data in >> >> that snapshot. The process is deadious and requires Admin privilege >> which >> >> is not always available. >> >> >> >> So what is your experience with these kinds of files ? Do you know >> other >> >> ways to backup locked Outlook files ? >> >> >> >> I'm looking toward an automated script using VisualBasic script to >> export >> >> the data maybe ? >> >> >> >> -- >> >> IKUS Software >> >> https://www.ikus-soft.com/ >> >> 514-971-6442 >> >> St-Colomban, QC J5K 1T9 >> >> >> > >> > >> > -- >> > Contact Information for Alex DiMarco >> > >> > * For remote assistance to share your desktop: >> > Download Splashtop Support >> > <https://my.splashtop.com/sos/packages/download/TJAHTLRRTPXP> >> > >> > * Email: >> > To Contact Alex DiMarco: a...@dimarcotech.com >> > * Address: >> > 51 Galaxy Blvd. >> > Etobicoke, ON, Canada. M9W 5P1 >> > * Phone: >> > 1-877-454-7485 >> > >> >> >> -- >> IKUS Software >> https://www.ikus-soft.com/ >> 514-971-6442 >> St-Colomban, QC J5K 1T9 >> > -- IKUS Software https://www.ikus-soft.com/ 514-971-6442 St-Colomban, QC J5K 1T9