How to request the log of SnapAPI drivers in Windows
This article applies to:
- Acronis Backup & Recovery 11 (Update0.5/build 17437 and higher)
Introduction
For troubleshooting backup issues, support professional may ask you to create logs from operation with SnapAPI. You may have error messages similar to this:
unable to create volume snapshot
source is not selected (Hyper-V error message)
Solution
Requesting SnapAPI Logs of Acronis Backup & Recovery 11.
(!) To turn on the logging for snapapi.dll, you have to change the registry settings.
To turn on the logging, do the following:
- Open Windows Registry Editor (Start-Run -> regedit);
- Browse to the following subkey:
- Windows 32 bit: HKEY_LOCAL_MACHINE\SOFTWARE\Acronis\
- Windows 64 bit: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Acronis\
- Create a subkey SnapAPI:
(!) Make sure to set correct uppercase letters
-
In the created key, create a new DWORD parameter with name SnapApiTracing
(!) Watch uppercase and lowercase letters
-
Double-click on SnapApiTracing parameter and set the value to 1:
-
Reproduce the issue and collect SnapAPI logs from folder:
Windows 2000 / XP / 2003: Documents and Settings\All Users\Application Data\Acronis\SnapAPILogs\
Windows Vista / 7 / 2008: Users\All Users\Acronis\SnapAPILogs\
(!) To turn off the logging, delete the subkey HKEY_LOCAL_MACHINE\SOFTWARE\Acronis\SnapAPI or set the value of the SnapApiTracing parameter to 0.
Please provide the collected information to Acronis Support.
More information
See also: