What is VSS in Event Viewer?

Windows events are logged by the system and can be used to troubleshoot problems during an image or file and folder backup. Microsoft Windows Shadow copy Service (VSS) will log Warning and Error events when a VSS failure occurs. These events are a valuable source for troubleshooting system problems. .

What is VSS error?

This error means that Microsoft VSS failed to take a snapshot of your file systems and that the backup job will be unable to backup any files that are opened exclusively by other applications. The most common cause of this error is that VSS has been disabled on one or more of the volumes that are part of the backup.

How do you fix VSS?

Repairing VSS Writers

  1. On the target machine, open an elevated command prompt with administrator privileges.
  2. Run the command vssadmin list writers , and make a note of any writers in a Failed state.
  3. Open services.
  4. Open task manager and hard kill the processes for the related failed VSS writers.
  5. Return to services.

How do I check my VSS service status?

To check the VSS provider/writer status.

  1. Open a command window.
  2. At the command prompt, type vssadmin list providers, and then press ENTER.
  3. Confirm that Microsoft VSS provider is listed as:
  4. Type vssadmin list writers at the command prompt, and then press ENTER.
  5. Confirm that all the VSS writers are showing:

How do I collect VSS logs?

To capture VSS trace logs:

  1. vsstrace.exe is available in the Microsoft Windows Software Development Kit (SDK). You can download Microsoft Windows SDK from the Microsoft Download Center.
  2. Run this command, then reproduce the issue to gather vsstrace logging: vsstrace.exe -l 140 +f 0xffff > vss.trace.log.

How do I know if VSS is working?

How much space does VSS take?

Maximum Shadow Copy Storage space: 100 GB (6%) Here we can see that 58.9GB is currently used for VSS, 61.7GB has been allocated and 100GB is the maximum space that VSS can use. This value has been changed from the original value in order to limit the space available to VSS, as it was using over 200GB.

Where can I find VSS logs?

To capture VSS trace logs:

  • vsstrace.exe is available in the Microsoft Windows Software Development Kit (SDK). You can download Microsoft Windows SDK from the Microsoft Download Center.
  • Run this command, then reproduce the issue to gather vsstrace logging: vsstrace.exe -l 140 +f 0xffff > vss.trace.log.

What is the error ID for VSS error 8193?

VSS Event Log Errors: Event IDs 8193 and 13 After upgrading to Windows 10 v1903, two VSS error entries appear in the Application event log during every shutdown. The Event IDs are 8193 and 13 with the event source as VSS. Along with the two error logs, an informational event (ID: 8224) is also recorded during the user session instead of shutdown.

What are the event IDs in the event log?

The Event IDs are 8193 and 13 with the event source as VSS. Along with the two error logs, an informational event (ID: 8224) is also recorded during the user session instead of shutdown. Here are the sample events:

What are the VSS error entries after upgrading to Windows 10 v1903?

After upgrading to Windows 10 v1903, two VSS error entries appear in the Application event log during every shutdown. The Event IDs are 8193 and 13 with the event source as VSS. Along with the two error logs, an informational event (ID: 8224) is also recorded during the user session instead of shutdown. Here are the sample events:

What is the oldest VSS error I have seen?

The oldest VSS errors (ID: 8193 and 13) date back to May 22, 2019 10:43:47 AM — i.e., within hours after I upgraded to v1903. These errors don’t seem to appear when you shutdown the computer with Fast Startup enabled. The error code 0x8007045b (return code ERROR_SHUTDOWN_IN_PROGRESS) translates to A system shutdown is in progress.

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