4073: Acronis Backup & Recovery 10 Fails to Start a Scheduled Task On Wake-on-LAN

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Last update: 15-06-2011

A task scheduled to start on Wake-on-LAN fails, but starts successfully when user logs in

This article applies to:

  • Acronis Backup & Recovery 10 Advanced Server
  • Acronis Backup & Recovery 10 Advanced Server - Small Business Server Edition
  • Acronis Backup & Recovery 10 Advanced Workstation
  • Acronis Backup & Recovery 10 Advanced Server - Virtual Edition


  1. You create a backup plan and specify that the scheduled task should automatically start on Wake-on-LAN;
  2. When the target machine automatically starts at the scheduled time on Wake-on-LAN, the corresponding task does not start;
  3. If you log in the target machine, the scheduled tasks starts successfully.

Sample scenario

  • You connect Acronis Management Console to Acronis Management Server;
  • Once connected, you create a backup policy:

  • You create a custom backup scheme:

  • In the Advanced settings you specify that the task should start on Wake-on-LAN:

  • When Acronis Management Server wakes the machine on scheduled time, the scheduled task does not start. If a user logs in the machine, the scheduled task starts successfully.


Issue in the product.


This has been fixed and the fix is available in the latest build of Acronis Backup & Recovery 10 (Build 11345 or later). See Downloading the Latest Build of Acronis Software.

To work around the issue without downloading the latest update, proceed as described below:

As a workaround, set the Distribute the start time within the time window to a short maximum delay (e.g. 3 minutes):

  • Click Backup scheme -> Custom;
  • Click Change;
  • In the Advanced settings section click Change;
  • Check both Use Wake-on-LAN and Distribute the start time within the time window:

The task should then start successfully.

More information

This has been fixed.