A Volume Shadow Copy service writer is a program or a service that uses Volume Shadow Copy service to save information to a shadow copy storage area. For example, when you use the NTBackup program, the backup may not be successful, and you may receive the following error message:

When you run a non-component VSS backup (for example, by using Azure Site Recovery (ASR) Agent) against volumes of servers hosting SQL Server 2016 instances, the backup jobs may report failure with the following events logged in the Application Event log. Operation: PrepareForSnapshot Event. Context: Execution Context: Writer. Writer Class Id: ID.

Fixes an issue in which VSS snapshot restore fails in Windows Server 2012.

NTDS VSS Writer is set to try autorecovery if the AUTORECOVERY bit is enabled. This bit is always set when VSS passes flags to the writers, even if the requester specifies that the snapshot be transportable and if the hardware cannot perform autorecovery.

Microsoft has identified an issue impacting Windows Servers hosted on-premises that are running the CrowdStrike Falcon agent. These servers might encounter error messages 0x50 or 0x7E on a blue screen and experience a continual restarting state.

To request the hotfix package that applies to both Windows Vista and Windows Server 2008, just select the product that is listed on the page. To apply this hotfix, you must have Windows Server 2008 installed on the computer. You have to restart the computer after you apply this hotfix.

Resolves an issue in which a computer crashes during hibernation when a device is connected to the computer’s USB 3.0 port. Resolves an issue in which you cannot sign in to Windows Store when the "Require Trusted Path for Credential Entry" policy setting is enabled.

In a Windows System State backup operation, the Automated System Recovery (ASR) writer enumerates all the current volumes on the computer, and the XML parser parses the attributes of the volumes. A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article.

By using System Restore, you can undo these changes without affecting your personal files, providing a safe way to resolve problems without losing important data. System Restore works by utilizing restore points, which are snapshots of the system's configuration and settings at a specific moment.

Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.