Questions tagged [troubleshooting]
DO NOT USE. Burnination [status-planned] (go to tag info / Meta for details) Troubleshooting is a form of problem solving that uses logical, systematic steps to solve the problem.
1,299
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Copy and Paste from Virtual PC has stopped working
Up until the last week I was able to copy and paste text from my virtual PC (VPC) to my host machine, however I tried it today with no success...it doesn't error it will just paste whatever is in the ...
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Keyboard number pad not working
I am running Ubuntu 9, and recently I have a very strange error.
My number pad on my keyboard don't work. Its not hardware since I changed the keyboard and I still have the same problem.
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Winkey stops working
About 6 months ago, out of nowhere my old keyboard's Winkey stopped working. CTRL+ESC would still show the Start Menu, but just the Winkey would do apparently nothing. Winkey+M would show the Desktop, ...
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Getting gratuitous amounts of soft page faults when loading games and watching flash video
My computer has a strange issue when playing games that load assets on the fly. Perhaps I'm looking in the wrong places, but I seem to be unable to find anyone with a similar issue.
In case it's not ...
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Troubleshooting slow Wi-Fi performance writing to NAS
Setup:
a Late 2007 MacBook Pro, running latest OS X 10.6,
connects via Wi-Fi access point, ASUS WL-330gE
to AFP share on NAS Synology DS508 running under latest DSM 4.0.
When doing rsync from the ...
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Cannot activate windows 7
I can't activate Windows 7, I get an error saying DNS name does not exist. Is something configured incorrectly somewhere?
PS: I need the answer within 13 days ;)
UPDATE: I had upgraded from my ...
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2
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Best way to troubleshoot intermittent network outages?
We have a Comcast 50/10 line into our office. We keep seeing very short but sometimes frequent drops in our internet service. It's enough to kick you off of skype and stop any websites from loading, ...
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Error Code 1608 during SQL Server install?
I get the following error early during my SQL Server 2008 R2 installation:
MsiGetProductInfo failed to retrieve ProductVersion for package with
Product Code = '{AEB9948B-4FF2-47C9-990E-...
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2
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Dell Inspiron 14R 5420 intermittently fails to boot
I have a Dell laptop which sometimes boots and sometimes doesn't. When it boots, it works perfectly normal. However, when it doesn't boot, it doesn't show anything on screen, the light check goes on, ...
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1
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Firefox: Viewing a specific SVG file turns the system unresponsive
Important:
Several SuperUser regulars are currently trying to narrow down the scope and cause of this issue. We are currently seeking willing volunteers to fill out the form here after performing the ...
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Computer turns off unexpectedly
My computer turns itself off unexpectedly after some time of use.
It appears that this might be temperature related, but not for sure.
I installed 2 tools that monitor temperature: SpeedFan and CPU ...
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Error: Couldn't update to Windows 8.1 preview. How to troubleshoot?
Trying to upgrade my PC, the process goes forward but in some point, it revers back to Windows 8.0.
How can I troubleshoot the problem?
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Alternating low and high ping times on ADSL line
I have an ADSL connection at home. Pings times are usually acceptable right after rebooting the modem, between 15 and 60ms to google.com. A few minutes later they go up to 900ms or even higher up to 3 ...
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how to troubleshoot wireguard connection problems?
I am trying to configure a VPN server with WireGuard in order to have access to my local network when I am outside home.
I configured a raspberry pi to be the Wireguard 'server' and I have a laptop ...
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How do I troubleshoot problems that occur during boot?
In the case that my computer would have issues with booting, what steps can I take to troubleshoot it?
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Can computer crashes and reboots be caused by weak power supply?
Recently I replaced the videocard in my PC for a newer, faster one. All games work perfectly but I get random system crashes and reboots. This happens even when the system is almost idle (browsing, ...
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Any advice on what to do when getting a cryptic blue screen in windows?
What are some steps that you usually take? Are there any good ways of finding out what they mean etc.?
For example I have gotten these ones where it pretty much only says "IRQ less or equal to" (or ...
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Why are Microsoft based programs unable to resolve host names?
When I go to Google by IP I get:
When I go to Google by domain name I get:
This is confirmed by Windows Live Messenger:
However, Firefox just works fine:
When I do a DNS lookup I get this result:
...
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Why can I hear the cursor flashing on my screen through my headphones?
As well as just about everything else that changes on the screen, from loading a webpage, scrolling a window, typing, moving the mouse around, etc.? I have the headphones on, and I can hear it all. ...
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Where to find Ubuntu One logs
Ubuntu one does not synchronize files since I upgraded from 9.10 to 10.04. The preferences panel keeps showing "Synchronization in progress...", but files are not downloaded from the repository. It ...
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1
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Iperf for Windows - where to find newer versions?
I have just noticed that in openSuse I have iperf version 3.5, where as on Windows I cannot find anything newer then 3.1.3, which dates from June 2016!
I still assume that iperf is the most ...
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Troubleshooting an mysteriously unstable machine
I have a machine with a Core i7 CPU, 12 GiB of memory, 4 hard drives and a graphics card/sound card (both add-in PCI-E). This machine is somehow unstable, and I'm wondering how to troubleshoot ...
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How do I troubleshoot computer dumps?
Once I have a dump of a computer crash/freeze, what are some tools and steps to take in order to troubleshoot crash based off of the dump itself?
I am looking for tools to isolate what processes or ...
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Why are my Windows 7 updates continuously failing?
I'm an advanced level user here with an odd issue. I have two Windows Updates that are failing to install, every single time. I'm getting a mysterious "Code 1" error on both updates, an error for ...
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100% Finder CPU usage
Randomly, I wasn't doing anything specific — my system starts getting sluggish. I check the activity viewer — wow, Finder is at 150% CPU!
This is what I have tried so far:
Trashing com.apple.finder....
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Spikes of 99% disk activity in Windows 8 Task Manager [duplicate]
For some reason Windows 8's Task Manager reports spikes of 99% disk activity for hours at a time. Looking at the entries in that column, however, data doesn't seem to be getting written any more ...
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Why is my router not routing?
Starting a week and half ago my router stopped working with my cable modem. I went to sleep with it working and woke up with it not. I swapped in another router and am still having issues; I was ...
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How can I completely disable tablet functions in Windows 7?
I'm the owner of an HP Pavillion tx2120us tablet PC, which has a known problem of making the cursor jump to the lower right corner of the screen.
I've narrowed the problem down to the pen tablet ...
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4
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PC freezes after repeated clicking noises
I have an oldish PC (Athlon XP 2200, WinXP). Every time I switch it on, I hear a loud "click" first of all, and when it is shut down, again a click is the last sound I hear.
Lately it started to ...
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Can a grounding problem damage computers immediately?
Can a grounding problem damage computers immediately ?
I have transferred my office. New office did not have grounding. I tried to boot 4 computers.
Two of them booted. One of them hung while ...
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Windows XP doesn't actually recursively change attributes
This should probably go into the question about Windows Annoyances, but can anyone explain why this happens, and how to fix it?
I right-click on a folder, select properties, and uncheck the Read-only....
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"Show hidden files" option is not working
OK, I know this is the very basic thing that goes with Windows, but I am asking it here in search of answer.
I put my pendrive and it autoruns. This changed the show hidden files option off, I mean I ...
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Creating an answer file for “WindowsUpdateDiagnostic.diagcab” in Eclipse WTP
I am attempting to script the install of the WindowsUpdateDiagnostic.diagcab sourced here.
msdt.exe /cab "%~dp0WindowsUpdateDiagnostic.diagcab" -af "%~dp0stillneeded.xml"
Unfortunately, attempts at ...
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Troubleshooting a router, stops responding periodically (D-Link Xtreme N Gigabit)
I have a D-Link Xtreme N Gigabit Router (http://www.dlink.com/products/?pid=530), which has worked fine for the past year since I bought it. I recently moved and changed internet providers. Now, once ...
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Ext3 drive will not mount after power failure; how to recover files?
After a recent power failure which caused my linux box (Ubuntu 8.10) to rapidly poweroff twice from a normal running state, I have a drive that will not mount.
UPDATE: The drive will sometimes mount,...
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Something is using port 80 and I can't figure out what [duplicate]
Possible Duplicate:
How to find exe listening on port?
What is using port 80?
I need to setup a local webserver that I made and bind it to 127.0.0.1:80. However, I can't seem to figure out what'...
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Stuck in Windows "safe mode". What can I do?
My girlfriend have a laptop running Windows XP – or, well, it used to run Windows XP. Right now it does nothing at all. When booting the machine, it gets past the Windows splash screen fine, and the ...
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What to do when machine fails a Prime95 stress test?
In an effort to diagnose the cause of random resets and freezes I have been running a series of stress tests on my two year old computer. Thus far the machine has passed nine hours of the Prime95 ...
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1
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Why does one person downloading kill the internet for the rest of the house?
We have 25 megs on the downstream and 2 megs on the upstream. When doing a speed test without anyone downloading (from Usenet, for example), we get the full download and upload.
However, if one ...
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3
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What are the causes of BIOS corruption? Can one tell the cause of corruption?
I'm sure it is a case of bad BIOS. What I'm not sure of is how did the BIOS get corrupted.
What causes BIOS failure in common scenarios? It was a Pentium 4 from 2004. Does age have to do anything ...
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Welcome screen hangs for a minute
Are there any included tools in Windows 7 which would help me determine why it keeps showing me this welcome screen for minutes after the login?
I like the tools which sometimes inform me about the ...
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4
answers
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Keyboard not working after upgrading to Windows 10
I have a lenovo z500 series laptop.. I've been using windows 8.1 up until now and my keyboard worked fine no problem but today i upgraded to Windows 10 my keyboard ua not working now...
I checked ...
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USB device not recognised on Windows 7
I have an extremely strange issue.
Up until 3 weeks my Intermec device functioned perfectly on my HP Elitebook Windows 7 machine. Then for some reason I started getting "USB Device Not Recognised" ...
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2
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Recurring BSOD 0x139 KERNEL_SECURITY_CHECK_FAILURE in NETIO.SYS (bugcheck analyses within)
Problem description
I've been encountering some intermittent 0x139 KERNEL_SECURITY_CHECK_FAILURE blue screens with first parameter 0x3 on my Windows 8.1 laptop, once every 20 minutes to an hour. ...
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2
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How do I troubleshoot a slow Windows computer? How do I know if more RAM can make a difference?
How do I troubleshoot slowness in a Windows computer?
How do I know if RAM is an issue?
In this case Windows Explorer is slow. (but it is quite subjective)
I think it might be because of many ...
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2
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Floppy drive doesn’t work in Windows, but does outside of Windows
Problem
My (internal) floppy drive does not work in Windows (neither XP nor 7). That is, when trying to access the A: drive, nothing occurs, no light, no motor, nothing.
It does however work in DOS, ...
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How to debug a issue with flash player on Linux (ubuntu)?
I play a few games and watch movies online that use flash (Shockwave Flash 10.3 r183) with Firefox (3.6.22). From time to time, flash gets horribly slow and I have to restart the browser (some time it ...
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4
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Mysterious Windows 7 slowdown problem
I have a fairly beefy machine:
Intel Q9450
8GB DDR2800 (4x2)
Intel X25-M G2 80GB SSD
Several other hard drives
Windows 7 Ultimate 64
In the last month I've gotten a mysterious slowdown problem.
...
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3
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Why is my shutdown time so long?
Running windows XP SP2 I can be waiting for up to 5 minutes after hitting the shut-down button until the machine actually switches off.
I have tried killing an non essential services/application ...
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high pitched whine from newly built PC
I've just built a new PC:
Asus P6T Deluxe v2 motherboard
i7 920
Sapphire HD 4670 Passive heatsink
Corsair 620hx portal supply
Antec P183 case
Sometimes when I turn it on, there is a high pitched "...