0
votes
1answer
284 views

Crashes and freezes after fixing “BOOTMGR is missing” error

I came back from a 3-day weekend to a computer that was off. I leave my PC on 24/7, so this was odd. Turn it on to get the dreaded "BOOTMGR is missing" screen. Two attempts at Windows Recovery and ...
1
vote
1answer
399 views

Lenovo Desktop PC 3000 J Series shuts down unexpectedly

I had this PC given to me with the recovery disks. I have tried starting it as it was given to me. It came up to the log in screen (don't have the previous user's password offhand). It sat there for a ...
1
vote
2answers
804 views

Can hardware get damaged from restarting a computer too often? [duplicate]

Possible Duplicate: Will restarting the computer a lot (about 10 times in 2 minutes) damage the motherboard? I'm always installing new programs and testing new operating systems on my ...
2
votes
2answers
198 views

Best tool to investigate computer instability?

My computer is subject to chronic (that is, it happens every few months) instability, which manifests itself in the form of heavy graphical glitches, GPU driver failures, distorted sound, network ...
-2
votes
1answer
116 views

Can graphics driver cause low level crash on a pc? (frozen screen output) [closed]

I recently installed a beta nvidia graphics card driver and my pc crashes with frozen screen output.
-1
votes
1answer
308 views

Dell Precision M6500 crashes, BIOS displays “internal hard drive not found” [closed]

The power cord LED is off. Turning the laptop off and on again helps. BIOS version is A07. Laption is running Windows 7 64-bit. What could that be?
1
vote
1answer
91 views

Built new PC but screen randomly turns off

I built a new PC yesterday, with the following specs: Intel i5 2500k 8GB DDR3 RAM Gainward GTX570 Phantom MSI P67A-GD80 (B3) Motherboard OCZ Agility 3 SSD The build went fine, and the PC has ...
1
vote
3answers
300 views

Very unusual Windows 7 crash, nothing found in the event logs

I am the systems administrator at a small business. We recently upgraded our computers to custom-built boxes, which I put together myself, running Windows 7. We have about 7 or 8 of these boxes, and ...
0
votes
3answers
72 views

Diagnosing random system crashes; is there a better way then waiting until it crashes (or doesn't)

I've purchased a system last week and ever since, it's been behaving erratically, not posting and random freeze ups in windows when it does post (with the inability to post right after). I've stripped ...
3
votes
1answer
408 views

My homebuilt computer can't awake from sleep mode

So I decided to build my own computer about 3 weeks ago. Everything went smooth however I noticed a pretty nasty issue when the computer goes to sleep. Indeed when it goes to sleep for more than ...
0
votes
1answer
635 views

Random Crashes with {insert random color here} Screen of Death

My computer occasionally crashes with various colors on screen. Afterwards, my computer doesnt start up before 3-4 reboots. There is no Graphics Card info, or Mem Count, it just doesn't start. ...
48
votes
11answers
9k views

My computer freezes irregularly

My computer started to freeze at irregular times for 3 weeks now. Please note that this question change with each things that i try. (For additional details) What happens My computer freezes, the ...
3
votes
2answers
672 views

Machine check exception - how to read and understand it?

My computer acts strange - sometimes reboots spontanousely, sometimes does not want to boot. When I isse command "mcelog", I receive such info: HARDWARE ERROR. This is *NOT* a software problem! ...
4
votes
1answer
615 views

Desktop freezing under heavy graphics load

I'm having some serious trouble diagnosing an issue that I've been having with a box I built a couple of months ago. Here's the hardware: newegg wish list After playing a game for 30-60 mins. The ...
3
votes
4answers
474 views

How can I stop this weird crash that I experience on my laptop randomly?

I have a Fujitsu Amilo Pi 3560 laptop. Its hardware are the following: Intel Pentium T4300 NVidia GeForce GT 240M 3 GB of DDR2 RAM Since the last summer, I am experiencing a very weird symptom on ...
3
votes
2answers
2k views

Pixelated screen followed by hard crash

Bit of a tricky one as I am troubleshooting this from range but was hoping for some opinions from everyone here. Sisters computer is on the fritz. It is a recent build of a core i3, 4 GB Corsair ...
0
votes
3answers
245 views

Crash / freeze - probable hardware failure - ideas?

Hi I am running a (until yesterday) stable PC with Vista. Since yesterday, I've had four instances of this problem: The system, without warning, completely stops responding - no reaction to mouse or ...