- Agent auto-update or remote update fails with the error "Fatal error during installation":
During agent installation, Acronis faced an error that couldn't be solved by the installer.
To find out the exact root cause and fix the problem, refer to the installation logs:
- On the agent machine, open ProgramData\Acronis\InstallationLogs and find the folder that matches the date of installation attempt
- Open the file BackupClient64.msi.log in any text editor
- Analyze the log using the MSI technology:
- Search for the line "Return value 3"
- Check the last error logged before this line.
- Troubleshoot the issue depending on the error message:
Fur further assistance, contact Acronis Support