BSOD stands for Blue Screen of Death. It is a full-screen error message generated on Windows systems when the operating system encounters a kernel or driver issue from which it cannot recover.

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BSOD BugCheck on Multi-core system - What thread caused the crash?

I am aware that a Windows' system will crash with a stop error and "blue screen" for a few common reasons, some of which may be: A device driver or OS function that runs in kernel-mode space ...
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1answer
29 views

PC Randomly crashes with c000021a code

At work we have some PCs that run on Windows XP SP2 (They are segmented away from the internet) and they have been having some issues which strike me as strange, there is 6 PCs that went down, all ...
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42 views

BSOD 0x09c on 50 SuperMicro machines

For a project we have 50 servers all equiped with (generally) the same hardware. The issue we have here is very serious and happens on all machines. Despite a lot of effort and contacting manufacturs ...
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3answers
423 views

Windows Server 2012 R2 (Hyper-V VMs) - random BSOD

I have a problem. My VMs (Hyper-V) - Windows Server 2012 R2 restart themselves quite often (BSOD: CRITICAL_STRUCTURE_CORRUPTION (109)). Last time it was 11x over weekend. I have new HW, 2x Supermicro ...
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1answer
53 views

WinSXS Backup folder - empty

We have recently experienced a spate a blue screens with some virtual machines. From BSOD dump analysis, courtesy of Microsoft, they have stated this is due to a corruption in the WinSXS directory. ...
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173 views

How to remove last updates on Windows Server 2012 if it does not boot now?

We have bought new VPS and I am trying to install it as we need it - Windows Server 2012 R2 x64. There are quite many things we want to install and I am working on this for several days already. The ...
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1answer
52 views

IRQL_NOT_LESS_OR_EQUAL with no driver referenced

I had a Windows Server 2008 R2 crash over the holidays and just got the dump file. When I looked into the dump file, I pulled out the Bug Check code 0x0000000a - IRQL_NOT_LESS_OR_EQUAL. However, ...
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1answer
328 views

Random BSOD's on Windows Server 2012 R2

As of late I have been getting random BSOD's on a Windows 2012 R2 server. It seems to be happening once a day, and can not pinpoint exactly why. Any help with this would be amazing! I have done a ...
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2answers
286 views

VMware ESXi, uploaded virtual machines won't start

We just installed a new ESXi server to our office (LENOVO TS140, ESXi 6.0.0). If I create a new virtual machine on ESXi, it works well, but we have a lots of old virtual machines (not that old though, ...
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1answer
345 views

What steps are required to debug a memory.dmp? (walkthrough included)

I woke up to this in my eventlog today: The computer has rebooted from a bugcheck. The bugcheck was: 0x000000ef (0xffffe0018668f080, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000). A ...
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1answer
75 views

Windows 7 Cloned hard drive boot repair

I was handed a hard drive today and told to make a clone. The clone is supposed to be inserted in a workstation and booted up. I've never seen the hardware from the original, but I'm certain it ...
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2answers
227 views

PAGE_FAULT_IN_NONPAGED_AREA (msiscsi.sys) - how to troubleshoot/resolve?

I am using Windows 8.1 Pro x64 with all updates installed. My machine is Lenovo W540 laptop and I have connection to iSCSI target (using gigabit wired Ethernet). iSCSI target is Synology NAS (DS415+). ...
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1answer
368 views

kvm/qemu host windows guest BSOD about driver_irql_not_less_or_equal for viostore.sys

I have a KVM/Qemu host running 4 Windows Server 2012 guests and after upgrading the host from Ubuntu 12.04 to 14.04 I get blue screens with a bug check string of "driver_irql_not_less_or_equal" that ...
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1answer
144 views

PowerEdge T430 - BSOD after OS (Server 2008 R2) applied

I am trying to verify the PowerEdge T430 for deployment to our customers through MDT. I have setup the drivers in MDT appropriately for the model by downloading the drivers from Dell.com. When we run ...
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1answer
946 views

Windows Server 2008 R2 "WIN7_DRIVER_FAULT_SERVER SYSTEM_SERVICE_EXCEPTION STOP: 0x0000003B

I need some help with my Windbg output on our Win Server 2008 R2 Standard installation. It is our mission critical production server and it crashes every 2 months or so. It's done it a couple of ...
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111 views

Need help to understand why server has suddenly crashed

I'm trying to get a clue why our server has suddenly crashed. According to this it could happen when some kernel code tried to close an invalid handle or a protected handle. Any direction to ...
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1answer
1k views

Virtualized Windows 2008 R2 throws random BSOD, but writes no minidumps

we are experiencing random BSODs inside a customers VMware-hosted RemoteDesktop-server. The BSODs happen nearly weekly. Curious thing is, the virtual machine does not write any dumps we could analyze, ...
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2answers
2k views

INACCESSIBLE_BOOT_DEVICE on Hyper-V 2012 R2 virtual machines

I have a Hyper-V 2012 R2 cluster, 4 Dell PowerEdge R620 servers connected to a Dell PowerVault MD3600F storage array by means of FC connections; it's all pretty straightforward, all servers run ...
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0answers
164 views

Server crash: BSOD caused by bcedit.exe - How can this be solved?

On one of our servers (Windows Server 2008 R2 - Datacenter) hosted in the AWS cloud we got a BSOD, the MiniDump simply said: PAGE_FAULT_IN_NONPAGED_AREA Caused by driver: ntoskrnl.exe The AWS ...
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0answers
427 views

Server 2008 R2 doesn't boot after restart

I was moving my equipment from an enclosed rack to an open one and upgrading the switch. I RDP'd into the server and shut it down. When I go to start it back up I get the "Loading files" message with ...
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1answer
1k views

BSOD on windows server 2008 R2 reason Srv2.sys Driver_IRQL_not_Less_or_Equal [closed]

I have a issue that i have been facing with my windows server 2008 R2 (ADC Server) Additional Domain Controller (Roles Installed AD,DNS). It suddenly gives a BSOD i did analyse the dump and found out ...
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1answer
680 views

Shut down operating system by killing task

I came across quite an odd error recently and was wondering if anyone has any insight into it. I can't find any reference to such a scenario on Google so here goes... The rough sequence of events is ...
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1answer
134 views

How can I uninstall ‘DB2 Enterprise Server Edition – SAPDB2SMP without the server crashing?

In 'Control Panel | Programs | Programs and Features' of Windows Server 2008, I can see an entry for ‘DB2 Enterprise Server Edition – SAPDB2SMP’. When I select it and choose ‘Uninstall’, it goes ...
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533 views

Error while booting VMDK in VMWare Player; UNMOUNTABLE_BOOT_VOLUME

Hi all and thanks in advance for taking the time to read this. My employer has provided me with three VMDK files, each representing a different hard drive of a VM. My aim is to get these converted to ...
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3answers
1k views

BSOD on Hyper-V guest Windows 2008 0xCA

I have a Hyper-V using Windows 2012 R2 Datacenter, inside this server I have a virtual machine with Windows 2008 Standard which had its Intregated Services update and reboot properly. After that, the ...
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2answers
1k views

Random 0x0000007B BSOD, Windows Server 2008 R2 on HP Server

The server at my company has been acting strange for as long as I know. Since it is a production server, we rarely do a complete shutdown/restart, but when we do, at random times we got a BSOD for ...
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1answer
1k views

Blue Screen, unexpected shutdown on Windows Server 2012! (APC_INDEX_MISMATCH)

We have 2 new servers set up to allow remote desktop sessions throughout the warehouse. Intermittently we get complaints that the session has stopped working or has frozen. When we check the servers ...
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316 views

Server 2003 and Server 2008 BCDEdit BSoD

We upgraded Server 2003 to Server 2008 and upon reboots kept getting asked which OS to load. So I used BCDEdit to set the default entry and when I rebooted, I was no longer asked which OS to load, but ...
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1answer
1k views

Server 2008 32 bit SP2 random BSOD

First time poster, so please excuse if I forget anything here. I have a Windows Server 2008 SP2 32 bit server running on VMware ESXi 5.1 that is randomly dumping and rebooting itself. I have been ...
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2answers
975 views

0xc0000225 error after P2V with VMWare Converter

I'm having an error with a P2V conversion of a Server 2008 R2 machine with VMWare Converter. The machine is going from an HP server to a Dell 2950. The machine fails to boot and spits out a ...
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1answer
461 views

Installer for Windows Server 2008R2 blue screens under Hyper-V 2012

Trying to build an SQL Server cluster lab on an old Dell Latitude E6400 with 6gb RAM, using Hyper-V 2012. The install works great, I can create VMs and networks just fine, but when I try to boot the ...
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3answers
7k views

How to recover Hyper-V Guest Domain Controller from Stop Error 0xc00002e2

Host is Server 2012 with single Hyper-V guest which is a Domain Controller. When booting the DC it gives a Blue Stop Error: 0xc00002e2 and then reboots. After third reboot it shows a recovery console ...
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1answer
2k views

Intermittent Windows Server 2008 BSOD and restart

Our EC2 Instance (Windows Server 2008) crashed multiple times for the past 3 months (last time was today at 1:05 EST). Upon reviewing MEMORY.DMP file we noticed that possible cause of the crashes is ...
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195 views

How to verify power provided to processors is clean

Once in a blue moon, I am seeing a blue screen of death on a shiny new Dell R7610 with a single 1100 Watt Dell-provided power supply on a beefy UPS. BCode is 101 (A clock interrupt was not ...
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85 views

System Instability/BSoD/Network Connectivity Issues

If anyone has an idea, please help. This is my first post here, so I hope this post belongs on Server Fault, and that I followed all the rules. Here's the situation: A colleague of mine has a ...
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1answer
3k views

Windows Server 2008 R2 Hyper-V VM BSOD after 1min 30seconds even before logging in?

I have a Hyper-V VM running Windows Server 2008 R2 (Host is also WinSrv 2008 R2) that was working perfectly. It has now started BSOD before I even login. On testing if I boot normally and login the vm ...
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1answer
76 views

Using RRAS results in bluescreens with 1E and 3C errors on things like Ping

My whole class has a major problem with RRAS. Let me first explain the situation. For our project, we have to virtualize two servers (North and South) each represents a location of the company, and ...
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1answer
2k views

Analyzing BSOD dump file from Windows 2008 R2 SP1

I have a problem with a virtual Windows Server 2008 R2 SP1 server running withing VMWare. The server is running Citrix and also has Symantec Endpoint protection installed. It randomly crashes and goes ...
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2answers
472 views

Windows Server 2003 Restarts after bootscreen

Im working with a dell server with windows server 2003, after installing SQL Server, the system restarts after bootscreen everytime. On options menu (when you press F8) I disabled "restart on ...
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1answer
1k views

Analyzing crash dump file from Windows 2003 R2 SP2

My Windows 2003 R2 SP2 server crashes about once a month. I analyzed the crash dump but can't really figure out what it means. Any help is appreciated.... Microsoft (R) Windows Debugger Version ...
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1answer
1k views

VMware causes BSOD on virtual machine boot [closed]

I've got VMware 9.1 installed on Windows 8 Pro. I'm trying to run a virtual machine of Fedora 13 created on this computer. It is installed on an external hard drive, and I last opened the vm on a ...
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1answer
151 views

Lenovo X220T bluescreen with problems shutting down

We have several Lenovo X220T with Windows 8 x64 which are occasionally causing DRIVER_POWER_STATE_FAILURE (0x0000009f) bugcheck/bluescreens. The systems are using OEM drivers for most everything and ...
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1answer
2k views

STOP: c000021a, Status 0xc000026c [closed]

After rebooting my Server 2003 cause of an Windows update, if got the following BSOD. Neither "safe mode" or "last good known configuration" nor checkdisk working. Cause this error could have be ...
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2answers
849 views

Random servers in Citrix farm suddenly bluescreens (mostly 0x0000008e and 0x0000007e)

I'm responsible for a Citrix Presentation Server 4.5 farm. Starting Friday 30. November, my servers started to crash randomly. So far we've experienced 80 crashes, so it's obviously becoming an ...
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1answer
2k views

Windows 8 blue screen error watchdog violation [closed]

My system is windows 8 pro rtm x64. Recently my system started hanging frequently. Nothing but the restart button works. But now just after hanging it showed me a BSOD error saying watchdog violation. ...
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1answer
126 views

Multiple XP machines bluescreening simultaneously

What, other than magic, could cause multiple similarly configured XP Pro machines (non-domain joined, windows update disabled, no scheduled tasks) to bugcheck within 15 minutes of each other? The ...
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1answer
552 views

BSOD FLxHCIc after recovering from Sleep [closed]

My Asus laptop (N73S) crashes after recovering from sleep. Dump file analysis (http://msdn.microsoft.com/en-us/windows/hardware/gg463009.aspx) indicates a problem with FLxHCIc.sys which is a driver ...
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2answers
3k views

vmware server to esxi 5 blue screen

I have a server centos 5.5 running vmware server 2 on it. I decided to install esxi5 on a different machine and test it. I copied one of my virtual machines on esxi 5. But machine I copied gives a ...
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1answer
2k views

How to limit usb 2.0 port to work as usb 1.1 in ubuntu?

Ive got problem with kvm usb forwarding and printing (windows xp guest goes BSOD when i try to print something). Ive been adviced to change usb to 1.1 version. That only kvm works with 1.1 not 2.0 ...
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11k views

Server 2008 blue screen after login - no desktop

I came into work today to find that our Windows Server 2008 used as a terminal server for the Thin Clients was not loading the users desktops. What I have found out is that when I login via Remote ...