Agent update

Symptoms

  1. You want to update several Hyper-V agents at once under Settings - Agents,
  2. When you select required agent machines, the following error is displayed:

More than one Agent for Hyper-V is selected. Simultaneous update of multiple Agents for Hyper-V is not possible. Please update these agents one by one.

Symptoms

Agent installation or update on Windows Server 2008 / R2, Windows 7, Vista fails with the following error:

Windows cannot verify the digital signature for this file. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source

Cause

The issue is caused by SHA-2 digital signatures missing on older Windows systems.

Symptoms

Installing or updating C21.11 or C21.12 agent on CloudLinux7.9 or CloudLinux8.5 (8.x) fails to (re)build snapapi26 and snumbd26 kernel modules. This happens after the latest updates to CloudLinux 7.9 and 8.5 (8.x in general).  trueimage-setup.log contains an error from DKMS about the use of deprecated feature: REMAKE_INITRD in the dkms.conf files of the agent's kernel modules.

Symptoms

  • Agent was updated to C22.11, build 15.0.30991
  • Backup fails with “Failed to set network isolation status: Error 0x2d20004: {"domain":"AGENT_CORE","code":"BAD_GATEWAY","debug":{"msg":"network-isolation-unit unit is offline"}}”