Re: ntBackup event ID 8019
Please give some more info about the installed software on the machine. Is Exchange installed for example? http://support.microsoft.com/kb/820272/en-us
Re: ntBackup event ID 8019
To fix this issue you will need to register VSS system files. For that you don't have to go with manual process. There is a hotfix available for the same. I am giving you a link below. Download the file and run the same. This hotfix will resolve the problem you are facing. You just have to run the same and you will get a proper output. This single hotfix various more issues with backup. Just try running the hotfix first and reboot the system. And then try back the process back again. If you still getting the error try to run Windows Update once.
ntBackup VSS File Register Hotfix
Re: ntBackup event ID 8019
If that hotfix does not work then you can try installing VSS update roll-up package. The roll-up package will make VSS more stable giving more proper output. It fixes a number of different problem. The package resolve start-up issues, vss snapshot problems, volume issue, etc. This works really well and has no issue with the output. Just download the package and run the same. This will be enough to fix the issue. Along-with updates you will also able to get more information on different issues that commonly appear. This single update can resolve around 7 VSS issues.
VSS update rollup package