PC Keeps rebooting

[seasideskippy]

Hi there i have an IP Office Small Edition V3.0(40) with VM Pro & Softconsole. The softconsole and VM Pro are running on the same pc but it keeps rebooting for no apparent reason.this is the spec of the pc, Operating System: Windows XP Home Edition (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_gdr.050301-1519)
Language: English (Regional Setting: English)
System Manufacturer: Freeline
System Model: Freeline series
BIOS: Phoenix - AwardBIOS v6.00PG
Processor: Intel(R) Pentium(R) 4 CPU 3.00GHz (2 CPUs)
Memory: 512MB RAM
Page File: 321MB used, 923MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.2180 32bit Unicode
the pc worked fine before any of these new applications were loaded.

 

[jml2665]

Would check the XP Administrative Tools Events Viewer log to see what the last system event is before it rebooted, might give you a starting point.

 

[ItsDavePerdue]

Check for a Virus. If it's rebooting late at night, check Automatic Updates.