问题现象

1.您正在Windows XP或Windows Server SBS 2003上安装Acronis代理。
2.安装失败。
3.检查MSI日志，发现操作失败，出现错误3或错误2：

1: 17:02:47.579: MSI_TRACE(tib_mounter): Launch "C:\Programs\Common Files\Acronis\TibMounter\TibMounterMonitor.exe"
1: 17:02:47.579: MSI_TRACE(tib_mounter): Failed to launch process: error=3
1: 17:02:47.579: MSI_TRACE(tib_mounter): PreAction handler failed with status 3.
1: 17:02:47.594: MSI_TRACE(tib_mounter): Operation failed with status 3

或

1: 17:02:47.579: MSI_TRACE(tib_mounter): Launch "C:\Programs\Common Files\Acronis\TibMounter\TibMounterMonitor.exe"
1: 17:02:47.579: MSI_TRACE(tib_mounter): Failed to launch process: error=2
1: 17:02:47.579: MSI_TRACE(tib_mounter): PreAction handler failed with status 2.
1: 17:02:47.594: MSI_TRACE(tib_mounter): Operation failed with status 2

问题原因

由多个用户登录导致的产品问题。

解决方法

此问题已在Acronis Cyber Backup 12.5的更新1中修复。
作为解决方法，注销除当前用户之外的所有用户，然后重新尝试安装。

原文链接：https://kb.acronis.com/content/59219