Windows error 0x0000007F, 127

Projection matrix causing inaccuracy in clip-space depth calculation?

Currently working with SlimDX's Direct3D 11 bindings and having significant difficulty with my shader, the source of which follows: /* * * * * * * * * * PARAM STRUCTS * * * * * * * * * */ struct VSPointIn { float3 pos : POSITION; float4 color [...] read more

Windows 10 Update to 2004 failure - Error: 0x80004005 - 0x60016

I've been trying for the last week or so to get Windows 10 to update to 2004. I've tried all of the common solutions (sfc /scannow, DISM restore, media creation tool etc). After looking at the log files I think I've narrowed the issue to a BCD/MBR issue (see full [...] read more

DWARF - How to find the prologue end/epilogue start addresses of functions in a given binary?

I have an ARM binary of which I need to find exactly at which addresses its function's prologues end and the epilogues begin. In other words, I need the boundaries of the function bodies. For instance, if I have a function whose assembly is something like: 0x00000320 <+0>: push {r7, [...] read more

Why doesn't this code work (Please See Details)?

I have written the following code (x64 VS 2015): typedef void(__stdcall *foo)(void* v); HMODULE hmod = GetModuleHandle(NULL); foo f = (foo) GetProcAddress(hmod, "_foo0"); f(0); foo0 is defined as: extern "C" void __stdcall foo0(void* v){int a = 0;} I have disabled all optimizations and security checks. What I want the code [...] read more

Server 2016 bluescreen vmswitch.sys

I am facing a serious issue on two Hyper-V-hosts with Windows Server 2016 Datacenter. Without external influence they crash and all guest VMs too. The STOP code is UNEXPECTED_KERNEL_MODE_TRAP 0x0000007f and it is caused by vmswitch.sys A simple reboot does not fix this, it always crashes 8 to 10 times [...] read more

Windows 10 Upgrade Failure

I'm trying to upgrade to Windows 10 from Windows 7. However, it falls over at 71% stating c1900101-40017 with the following errors in the setuperr.log: 2015-10-09 10:27:05, Error [0x08085f] MIG MigHost: CMigPluginSurrogate::LoadAndRegisterServerInThreadContext: LoadLibraryExW(C:\$WINDOWS.~BT\Sources\ReplacementManifests\Microsoft-Windows-RasServer-MigPlugin\RasMigPlugin.dll, LOAD_WITH_ALTERED_SEARCH_PATH) failed gle=0x7f.[gle=0x0000007f] 2015-10-09 10:27:05, Error [0x080863] MIG MigHost: CMigPluginSurrogate::COMGenericThreadingHostThreadProc: LoadAndRegisterServerInThreadContext() failed hr=0x8007007f.[gle=0x0000007f] 2015-10-09 20:35:49, Error [0x08085f] [...] read more

In-place Upgrade to WIndows 10 failed, 0x8007042B - 0x3000D

We had this issue when doing an in-place upgrade from Windows 7 to Windows 10 (1903) on certain machines while many others went through the process w/o any issue. > We couldn't install Windows 10 > > We've set your PC back to the way it was right before you [...] read more

Multiple BSOD Windows 7

I'm using Windows 7 and I've gotten multiple BSOD errors when browsing with chrome or watching videos. I've updated my integrated graphics card driver but it didn't solve the problem. I've run Memtest86+(12 passes) - everything was OK, I've also tested the HDDs - no problem, too. I've disabled GPU [...] read more

What triggers a "*** Guest State ***" register dump from the linux kernel?

Prefix: There is no kernel crash. Something, rarely, is triggering Guest State, Host State, Control State register and other debug variable dump to kernel log. The system in question is running many many virtual machines via qemu/kvm. The kernel messages are less often than any running vm is starting or [...] read more

iptables redirect stop working after time

I have iptables rules that allows people to connect to Windows VPN. iptables -L -n -t nat Chain PREROUTING (policy ACCEPT) target prot opt source destination DNAT tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:1723 to:10.1.1.10:1723 DNAT 47 -- 0.0.0.0/0 0.0.0.0/0 to:10.1.1.10 DNAT udp -- 0.0.0.0/0 0.0.0.0/0 udp dpt:1701 to:10.1.1.10:1701 DNAT udp [...] read more

Windows 2008 R2 Memory Dump

Today we have got memory dump error on our windows server 2008 R2. As per Blue Screen Viewer its "UNEXPECTED_KERNEL_MODE_TRAP" with BugCheck Code "0x0000007f". dump [https://i.stack.imgur.com/5lcgy.jpg] But i am not sure what does its means. Kindly advise on the same. Thanks, Sandesh read more

What issues could cause both stop codes of 7F and 116?

I'm working with a computer that had 3 recent BSODS. The first crash 3 days ago gave a 7F error with ntoskrnl.exe, which is hardly helpful. The crashes 2 and 1 day ago were with a 116 error, indicating video issues - bluescreenviewer listed dxgkrnl.sys. Could driver issues cause both [...] read more

BSoD - Memory Dump - 0X0000007F

I have a HP Elitebook 8440P imaged with our Corporate standard image. This image works on any other laptops but not with my 2 laptops. Windows boots correctly and I get to the login screen. There, I wait for 5-10 seconds before loging in but as soon as I close [...] read more

BSOD when connecting to a VPN using Windows 7's built-in service

I use two types of VPN services to surf anonymously, the tow types are 1. VPN service that require pre-install software 2. VPN service that uses Windows 7 built in service When I use the last type, after connecting with vpn server, almost there is a blue screen error happened [...] read more

BSOD while uninstalling software and while trying to reinstall OS

I got BSOD while attempting to uninstall a program in Win XP, so I tried to reinstall the OS (because the guy who gave me the pc wants a clean-up) but a STOP 0x0000007F (0x00000008, 0x80042000, 0x00000000, 0x00000000) occurs. I tried then to boot Kubuntu 9.04 live cd, and it [...] read more

Init sequence of bluetooth daemon

I'm looking at light weight bluetooth tools from Bluez without dependency on bluetoothd and dbus. The folder "src/shared" of BlueZ has the code for such tools. For ex: btgattclient.c produces "gattclient" when compiled. gattclient is able to connect to ble peripheral device and read/write or receive notifications from the ble [...] read more

how set and retain the the x87 floating point precision mode

Q1: I have following C code: #include <stdio.h> #include <fpu_control.h> #include <stdlib.h> fpu_control_t fpu_oldcw, fpu_cw = 0x0000007f; //get old control word _FPU_GETCW(fpu_oldcw); printf("Current control word is: 0x%.8x\n", fpu_oldcw); //set the mode _FPU_SETCW(fpu_cw); //check the changed mode _FPU_GETCW(fpu_oldcw); printf("Modified control word is: 0x%.8x\n", fpu_oldcw); The output is as expected: Current control [...] read more

ESP32 Regex search for all iterations

I am using Bluetooth and receiving a CSS gradient string like this: (90deg, rgba(66, 68, 90, 1) 0%,rgba(72, 79, 164, 1) 100%) I am using regex to pull out the "90" for the angle: regex r_dir("([0-9]{2,3}deg)"); smatch m_dir; regex_search(data, m_dir, r_dir); string temp = m_dir[0].str(); int dir = atoi(temp.replace(temp.find("deg"), 3, [...] read more

Who remember the algorithm to pack 4-bytes integer to array of 1-to-4 bytes depending from number of significant digits?

I need an efficient algorithm or idea to pack 4-bytes integers to as short as possible byte arrays. For example, I can pack values from 0x00000000 to 0x0000007f to the one-byte array, just assuming that the bit7=0 means 1-byte length. If I have the number from 128 and longer, I [...] read more

iPhone app crashes when coming to foreground

I have an application that is communicating to a device through the accessory port. When the device is spitting data (at a rate of one 13-byte packet every 20 ms, so not very quickly) to the iPhone, if I press the home button to send the app to the background, [...] read more

glewInit function throws error code 0x0000007F (C++)

First, I created an old OpenGL context to load OpenGL extensions. After that, I tried to create a new OpenGL context, but function 'wglCreateContextAttribsARB' threw error code 0xC007000D. So I locked where the error was and I saw glewInit is the function which throws the error code 0x0000007F, but glewInit [...] read more

VM is shutting down while I set a new iptables rule on Android to filter chromecast rtp streams

what I did is to set an iptalbes rule for chromecast screen mirror packets filtering on Android, but I find "Shutting down VM" after I typed in this command and hit enter. Why would this happen...? And how to avoid this and make iptables rule work? Thanks! Command I used: [...] read more

Random bluescreens probably because of Visual Studio 2013 network driver addons.

In the last few days I'm facing bluescreens at random moments. From 10 to 30 minutes. STOP 0x0000007F (UNEXPECTED_KERNEL_MODE_TRAP). The first paramater is always 0x00000008 - Double Fault. I've done a lot of research but could not find anything. There are 2 files causing this, of them is always ntoskrnl.exe [...] read more

App crash after click on notification

I got crash if application is not in background state and then click on notification. There is no memory leak and set architectures standard (armv6,armv7,armv7s).also referred link Springboard crash when app is restored from push notification from GameCenter Any suggestion to find out solution.Thanks in Advance. Device Log as below: [...] read more