Troubleshooting is a form of problem solving that uses logical, systematic steps to solve the problem.

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5
votes
1answer
3k views

Monitor image became offset to the right. How to fix this?

Got this odd problem where the image in the monitor is offset to the right. It’s offset a lot. I have an external monitor, which is connected to a laptop. I don’t use the laptop’s display, only the ...
0
votes
2answers
85 views

Acer 5738, Windows 7 random shutdowns

I can run my computer any number of hours continuously without any issue, but if I do a Skype video call (not just audio, never happens with audio call), some flash games, or even certain online ...
0
votes
0answers
637 views

New Build, asrock h87,-itx no video output

Im building a system with a asrock h87m-itx, 8gb gskill ddr3 1600, and a intel g3220 lga 1150 i put it together and it powers up but there is no video output. I tried hdmi and dvi. ive also checked ...
1
vote
1answer
778 views

Computer freezes on cold boot

I have a problem which started about 3 weeks ago. Each time I boot my computer for the first time of the day, it will freeze around 1 hour after the boot. It happens independently of the OS in use ...
0
votes
1answer
271 views

Diagnosing random computer crashes

I have been attempting to diagnose random computer crashes for a few days, and have been unsuccessful so far. I had a desktop that I build a year and a half ago which I ran Linux on. I never had ...
7
votes
1answer
749 views

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 ...
0
votes
1answer
12k views

Windows 7 and 8.0 bug: Network icon is marked as “no internet access”

When does windows mark network connection icon as having no internet access? I have internet access, but the icon says I don't. If I run troubleshooter, it finds no any problems. But the icon still ...
0
votes
1answer
146 views

Creating a sub-network on a different network

I am on a network and am assigned 1 IP address for me. This is 172.16.1.202. However, I wanted to have multiple machines on at one time, so I created a router using a Raspberry Pi. It is running ...
1
vote
1answer
79 views

Why is only one Excel spreadsheet crippled, but others are fine?

I have an inherited spreadsheet that I really don't want to rebuild at the moment. It's a simple small workbook that is small (< 200 rows that don't even reach to AA) and does nothing more than ...
0
votes
1answer
115 views

Intel RST accidentally selected wrong drive as system drive — how to fix?

Question / TL;DR If Intel RST has marked a drive other than my RAID set as the system drive, how can I get it so that the RAID set is now seen as the system drive, and catch it up to my drive now? ...
0
votes
1answer
112 views

How can I troubleshoot SSD disconnection problems on Windows 7?

I have a small SSD (Transcend StoreJet TS256GESD200K) which I am using on several computers. The drive is formatted with NTFS and recently I started noticing disconnects. Normally one probably ...
0
votes
0answers
65 views

mouse, keyboard or monitor randomly not working on 5% of win 7 boots

Sometimes (e.g 5%) I boot the computer and either the mouse (usb), or the keyboard (usb), or the monitor (dvi) will not work although the devices are powered. Nothing different is been done while ...
12
votes
4answers
721 views

Why do people suggest you try using another USB port? [duplicate]

Just curious why this is always on the list for trouble shooting USB devices. Is it just because how USB works, some kind of tech myth, or just in case there's an actual hardware fault with the USB ...
0
votes
1answer
51 views

Screen stops responding in full screen applications

Hi I am encountering a strange problem any ideas would be helpful. I am trying to run certain games in full screen whilst doing so my screen goes blank and get the no data received message. This ...
3
votes
1answer
2k views

Diagnosing Random Computer Freezes [duplicate]

I bought a desktop computer a few months back. About 3 months ago it started freezing at random intervals, sometimes as much as 2-3 times per day, other times as little as once per week. The specs are ...
0
votes
1answer
1k views

Sound stopped working on Toshiba Satelite C855

I have a Toshiba Satallite C855 running Windows 7 with a Realtek High Definition Audio card. Sound worked fine yesterday. Today, my two-year old did something to the machine, and I have no sound. I ...
0
votes
1answer
35 views

Obtaining IP Address Cycles - Wireless Connection Failing Troubleshooting

We are trying to connect wirelessly to our business' network through our router (BT Business Hub). It was working a week or two ago and as far as I am aware nothing has changed. Anything trying to ...
2
votes
2answers
524 views

How to find last-added USB device in Windows?

Is there a way to find the last-added USB device in Windows (perhaps something like "dmesg" for Windows)? I'm plugging the USB device in, and it makes the sound of connection, but when I check ...
0
votes
1answer
496 views

Window Remote Desktop Connection

I have PCs X1,X2,X3 in a network X (Ethernet Lan) all of them in workgroup XW and running windows XP pro 32 bits version. The same PC X1 is also in network Z (wifi Lan) with another PC Z1 via a ...
0
votes
0answers
457 views

Boot loop before POST

I built a new computer two months ago: Motherboard: ASUS H87-Pro Processor: i5-4570 Memory: Vengeance LP - 2x 4 Go - PC12800 - 1600 MHz - CL9 - CML8GX3M2A1600C9 in slots A2 and B2. Case: Advance ...
0
votes
0answers
40 views

First build, circuit breaker problems

This is my first build, so please excuse the fact that I don't know the correct terminology. I just built my first computer last weekend. Essentially I got everything installed last Friday, and ...
0
votes
1answer
1k views

Windows 7 with static IP | Suddenly stop working Internet connection

I have a Windows 7 installation and because I run an Apache web server with Virtual Hosts, I have assign a static IP in my network interface. The given IP is 192.168.1.100. Suddenly, today, my ...
1
vote
0answers
167 views

Lenovo G570 restarts randomly

My Lenovo G570 began to randomly restart once or twice a day about two weeks ago. It stopped for a few days and then started doing it again. I don't get a BSoD, it just restarts and gives me the ...
0
votes
1answer
2k views

Manually connecting to a wired network with linux

I currently only have wired internet via a cable modem connected to an Airlink 101 ASW105 switch. It works fine for my wife's mac. However, my laptop does not connect; I've tried connecting via eth0 ...
3
votes
1answer
2k views

Is Comcast blocking my SSH on a high port?

I am having trouble getting SSH to work. I am using a non-standard port (9876). I verified my server's IP address both by using an external whatismyip type site, and by using curl ifconfig.me, both ...
0
votes
1answer
208 views

Superblock set in the future, hwclock attempting to debug it

I keep getting errors messages about my Superblock mount time being in the future, and insisting on doing fsck on every other boot, Im worried it will mess up my SSD. Where is the last time coming ...
2
votes
1answer
227 views

Some service is bringing Windows 7 to a halt - how do I find it?

Something is preventing Windows 7 Home Premium from completing some basic tasks. I can't open the Networking and Sharing center, and the network icon in the system tray is frozen with the blue ...
0
votes
1answer
311 views

Fixing truncated *zip with Terminal, keep getting stuck

I have a *zip containing a lot of pictures from the past year, and it compressed incorrectly and is missing its end statement. I've been using "zip -FF" in Terminal, but it keeps getting stuck on a ...
1
vote
1answer
113 views

lock browser to troubleshoot javascript and css

Let's say I created some tooltip which displays a popup when the cursor is placed over a given part of the page, and removes it when I move the mouse. For an example, see http://jsbin.com/aCoboQo/1 ...
0
votes
0answers
26 views

Strange share editing behavior

For a while now, I have had issues attempting to change the share properties for any file or folder on my computer. When I open up file properties, this is what I see: I am able to edit these ...
0
votes
3answers
73 views

Asus Integrated Cards Crashing

I bought a used ASUS notebook several months ago, and I encountered a bizarre phenomenon: Whenever running resource intensive software it would crash. I tried many things to test this myself, ...
1
vote
0answers
24 views

Possible to determine what shell extensions are slowing down Windows?

Other than systematically disabling/enabling shell extensions, piece by piece -- Is there a way to measurably determine if/what shell extensions are bogging down the right-clicking of files/folders ...
1
vote
3answers
159 views

Do I need to replace my NIC or how is there a software based solution?

My connection intermittently fails and it is not because of my home phone or a microwave oven. I have a Realtek RTL8190 802.11n Wireless LAN (Mini-)PCI NIC. My signal strength is excellent. My ...
5
votes
3answers
4k views

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 ...
2
votes
0answers
178 views

Where are the default audio settings located?

In the audio devices Control Panel in Windows 7, there's a button titled "Restore Defaults" for any given audio device -- Where are these defaults coming from? Where are they stored (i.e., on-device, ...
1
vote
1answer
1k views

Homebuilt system won't power off on shutdown, then won't POST within ~10 minutes of shutdown

I have a homebuilt system that has been giving me headaches on and off for the better part of a year. Whenever I try to shutdown, sleep or reboot (from Windows or BIOS), the system will appear to ...
2
votes
1answer
8k views

The computer has rebooted from a bugcheck

My Windows 8 computer frequently locks up when you try to wake it up from sleep. The power light appears on, but the monitor shows no connection and it won't 'wake up'. I have to hold the power button ...
0
votes
2answers
1k views

Two routers on network

I just had an incident where a router died and I went to replace it and entered what I thought were the same settings as the original, but I just can't seem to get this to work. Let me start by ...
0
votes
2answers
701 views

Windows 7 lags/hesitates on Start menu, right-click, and in Explorer

If I hit the Windows key to bring up the Start menu to search/launch something, the menu appears but shows "Searching...." for a few seconds. Sometimes, it shows what I was looking for, but then it ...
0
votes
1answer
4k views

Windows 7 Installer keeps popping up at startup

I have Solidworks Student Edition installed on an external drive. Every time I turn on my computer, a Windows Installer box pops up to install Solidworks, and I have to press Cancel. How can I stop ...
1
vote
0answers
2k views

Avast Antivirus Free Edition produces error code 0x80046401. All shields are down. How do I enable protection again?

All the shields of Avast are disabled. The GUI module reports, "The avast! antivirus is off: Start" I can not manually enable Avast and when I try to do that, I get an error code: ...
0
votes
1answer
1k views

VLC Media Player - Extremely long delays before some DVDs play / show any menu

With some DVDs there's a long delay before a movie begins. No menus, nothing. With a couple of movies it's an extremely long delay (For example Hollow Man finally shows a menu after about 7.5 minutes ...
0
votes
0answers
412 views

Hardware Tests for Malfunctioning Laptop (2730p)?

long story short, my 2730p has been giving me numerous problems and it seems like i will have to reinstall windows as many dlls have gone missing/broken (and the damn thing is barely usable now)... ...
1
vote
2answers
124 views

All browers fail, when there is internet connectivity

This may not be the correct forum but I hope somebody may be able to help me troubleshoot an issue I,ve had for the past 2 weeks. I'm running an Windows XP SP3 machine and at least once a day, my ...
3
votes
2answers
3k views

Why does CPU Time for the System Idle Process increase *faster* than the wall clock?

My computer has been up for 30 min but task manager shows that CPU Time for System Idle Process at 1:30 plus. Every second it advances another 3 or sometimes 4 seconds. The machine is also running, ...
1
vote
0answers
1k views

nVidia GTX 650 doesn't display any output after installing drivers

I have a nVidia GTX 650 that works (displays video output) before installing the driver, albeit with limited resolutions and no Aero Glass theme effects etc. When I install the driver, there is no ...
-2
votes
1answer
347 views

How to troubleshoot network problems after fresh install of Linux?

Almost every time I install Ubuntu on any laptop there are some problems with connecting to the Internet. After the last installation neither Ethernet nor Wi-Fi is working. What would be the steps to ...
0
votes
1answer
320 views

Word templates opening as templates instead of a new doc

So the previous person who asked this question (Word 2010 template not acting as template -- saving over .dotx file!) was blown off because it was determined that the question already had an "answer" ...
0
votes
0answers
2k views

VirtualBox failed to import OVA

On a fresh (re)install of VirtualBox 4.2.13 running on a Windows Vista host machine, I go to File > Import Appliance, and grab an OVA file that I downloaded. I am given the following super helpful ...
1
vote
1answer
928 views

When should page faults become a concern?

In Windows 7, when should "page faults" become concern for investigation? I'm referencing the "Page Faults" column in Windows' Task Manager. Sorting by "Page Faults", there are a number of ...