The Wbengine.exe service is used by Windows Backup to run the backup and recovery operations. If one of the volumes in the backup operation does not exist any longer, the service crashes and the backup fails. A hotfix is available from Microsoft to fix this issue.

This problem occurs because the Windows Server Backup engine (Wbengine.exe) does not handle cases correctly when the EFI system partition location is changed during the restore. Resolution To resolve this issue, Windows Backup must rebuild the catalog to reflect the latest disk configurations.

This issue occurs because the Windows Block Level Backup Engine service (Wbengine.exe) handles file paths that are longer than 260 characters incorrectly. Resolution. Hotfix information. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article.

This article describes an issue that occurs when a backup is taken on a GUID partition table (GPT) formatted drive in Windows Server 2012. You can fix this issue by using the update in this article.

This issue occurs because the Wbengine.exe service does not appropriately handle files that are created or renamed in a certain period of time. Resolution. Hotfix information. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article.

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Cause. This issue occurs because the Wbengine.exe service estimates the number of bytes that are needed to perform a backup incorrectly. The Wbengine.exe service loops through each partition of a disk, counting and accumulating the total bytes and free space.

The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" section.

“2155347997 (0x8078001D)” error code when you perform a system state backup operation in Windows 7 or in Windows Server 2008 R2 - Microsoft Support. Windows Server 2008 R2 Enterprise Windows Server 2008 R2 Datacenter More... Symptoms. Consider the following scenario: You have a computer that is running Windows 7 or Windows Server 2008 R2.

Notes. The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table: