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Event ID 12248 — Storage Initialization

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Applies To: Windows Server 2008

This is preliminary documentation and subject to change.

This aspect refers events relevant to the storage of the virtual machine that are caused by storage configuration.

Event Details

Product: Windows Operating System
ID: 12248
Source: Microsoft-Windows-Hyper-V-Worker
Version: 6.0
Symbolic Name: MSSTOR_DOS_DEVICE_NOT_SUPPORTED
Message: '%1': The filename '%3' is reserved for use by Windows. Error: '%4' (%5). (Virtual machine %2)

Resolve

Rename file

Rename the file with a valid, non-reserved  file name. Reserved file names include CON, PRN, AUX, NUL, COM1, COM2, COM3, COM4, COM5, COM6, COM7, COM8, COM9,LPT1, LPT2, LPT3, LPT4, LPT5, LPT6, LPT7, LPT8, and LPT9.

 

Verify

The virtual machine with the storage attached is able to launch successfully.

Storage Initialization

Hyper-V