aswMBR version 0.9.7.675 Copyright(c) 2011 AVAST Software
Run date: 2011-07-04 14:08:48
14:08:48.276 OS Version: Windows x64 6.1.7600
14:08:48.276 Number of processors: 4 586 0x502
14:08:48.277 ComputerName: CHRIS-PC UserName: Chris
14:08:49.616 Initialize success
14:08:49.915 AVAST engine defs: 11070400
14:08:55.954 Disk 0 (boot) \Device\Harddisk0\DR0 → \Device\00000058
14:08:55.956 Disk 0 Vendor: Hitachi_ STDO Size: 610480MB BusType: 3
14:08:57.970 Disk 0 MBR read successfully
14:08:57.971 Disk 0 MBR scan
14:08:57.974 Disk 0 unknown MBR code
14:08:57.977 Service scanning
14:08:59.199 Disk 0 trace - called modules:
14:08:59.211 ntoskrnl.exe CLASSPNP.SYS disk.sys ACPI.sys storport.sys hal.dll nvstor64.sys
14:08:59.213 1 nt!IofCallDriver → \Device\Harddisk0\DR0[0xfffffa8005e5c060]
14:08:59.216 3 CLASSPNP.SYS[fffff880018f743f] → nt!IofCallDriver → [0xfffffa80059e9e40]
14:08:59.219 5 ACPI.sys[fffff88000e45781] → nt!IofCallDriver → \Device\00000058[0xfffffa80058e84a0]
14:09:00.090 AVAST engine scan C:\Windows
14:26:10.848 AVAST engine scan C:\Users\Chris
15:30:47.006 AVAST engine scan C:\ProgramData
15:47:44.141 Scan finished successfully
15:48:54.628 Disk 0 MBR has been saved successfully to “C:\Users\Chris\Downloads\MBR.dat”
15:48:54.632 The log file has been saved successfully to “C:\Users\Chris\Downloads\aswMBR.txt”
What next? A quick test show the problem is gone but i haven’t rebooted yet. Going to do that now.