Screen-corruption is the phenomenon in which the screen output is garbled, randomized, unreadable, or otherwise corrupted.

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310 views

Intel graphics causes “speckles” on screen

Have just freshly installed Ubuntu 14.04, the screen is corrupted with 'speckles'. Screenshot below, Full resolution here. Graphics chipset is Intel HD Graphics 2500 Windows 7 installation on same ...
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130 views

Installing Ubuntu with EVGA Nvidia 660 results in corrupted video output

Trying to install Ubuntu 14.04 on a dual boot PC along side Windows 8.1 Pro x64. When I get to the install screen the Ubuntu logo and the 4 Dots show up fine but when the desktop try's to load it is ...
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714 views

Ubuntu 14.04 screen corruption on live desktop (AMD 7970)

Ubuntu boots to desktop from the USB stick. There is no wallpaper, just black. The bar at the top of the screen is there and the launcher on the left. I can search in the dash, things look OK. Any ...
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95 views

Graphical corruption during install - Cannot install Ubuntu

I am trying to install the latest release of Ubuntu, 14.04. When I boot from USB it starts fine, but when it comes to the installer GUI (with the cursor) I just see corrupted images. It's like a ...
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1answer
114 views

Trying desperately to switch from Windows XP to Ubuntu 12.04

My son has a laptop that I installed Ubuntu on as dual boot. The other OS is Windows XP, that runs perfectly and has for some time now. I had a hard drive, installed it, installed Windows XP (SP2) on ...
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61 views

Unable to get any version of Ubuntu to run, except 12.10

I have wiped the terabyte hard drive of my desktop to perform a clean dual boot install of Windows 7 alongside Ubuntu. I have dual booted this machine in the past without issue. Unfortunately, the ...
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1answer
257 views

Why bash history is corrupted and how to recover it?

Today after upgrading to Ubuntu 14.04 (from 13.10), I pressed the key on my laptop (DELL Inspiron N4010) keyboard which is designed to decrease LCD backlight intensity. This key and its opposite ...
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55 views

Is there a way to restore everything I had before I corrupt the upgrade to Ubuntu 14.04?

When I was upgrading to Ubuntu 14.04, I mistakenly terminated the installation window and lost everything and I corrupted the system. So, is there a way to restored the Programs (including the ...
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148 views

Screen flicker after installing 13.10

I have just installed 13.10 on my desktop. Now the screen will flicker with a double image when I scroll up or down using the mouse and occasionally when I am typing (like now!!!). When nothing is ...
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1answer
151 views

How can I fix this graphical error?

I have a Radeon HD 4670 and when I log in the first time to my machine after boot / reboot, I always encounter this picture for a few seconds until everything loads up: I don't think it's my card's ...
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189 views

How do I fix this Unity rendering issue (VMware guest)?

I have just download the Ubuntu desktop and show me this: I use the Windows 7.
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281 views

Display corruption with fglrx drivers

I've been having some problems with the AMD 12.10 and 13.1 drivers. Basically there always appear to be flashing lines going across my screen. It happen all the time and every key input makes it ...
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401 views

screen/text corruption

Ubuntu always starts fine for me but after a while the text will start to corrupt to the point I cannot read it in the applications I am running and the purple background is pixelated into big ...
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1answer
49 views

Strange behaviour when screencasting

Since an update I did yesterday I am not able to screencast any video using Kazam, Recordmydesktop or even ffmpeg/aviconv. After the upgrade to some libraries (A normal update that showed in Update ...
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1answer
968 views

Problem with graphics after suspend on GMA500

I have a problem with suspend on Ubuntu 12.04 running on my Dell Mini 1010 (with a GMA500 aka Poulsbo graphics card). After suspend (e.g. closing the lid), the graphics are corrupted as shown in this ...
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1answer
421 views

USB Boot graphics corrupted on Macbook. UEFI mode?

I'm trying to run 64-bit Ubuntu 12.04 off my USB stick on my Macbook Pro. USB stick is fine AFAIK, but when it boots I get corrupt graphics after the boot menu, so can only see random blocks of ...
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1answer
184 views

Login screen corruption [closed]

This is what I get in the login screen, it disappears only when I move the mouse and it only happens in the login screen. This is Ubuntu 12. 04 running over an Intel desktop board DG31PR and I'm ...
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402 views

Ubuntu does not work with Nvidia drivers, gives random squares after logging in

I tried installing both with Wubi and by booting from a USB drive. After I tried both it was the same. Ubuntu tried to login, but after a while, a weird pattern with squarely shapes appeared. At one ...
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2answers
391 views

Screen saver issue

When I leave my PC alone for while the screens turns black, which is fine. When I return and move my mouse it comes back on but my second screen stays black and my first screen has a blue overlay over ...
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1k views

Login screen restarts while entering password

I am having a problem that only occurred after installing the fglrx proprietary driver through the additional drivers app. The exact same issue is described in this question, however it's closed. ...
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1answer
367 views

Dark purple screen with graphic corruption at boot, using wubi

Decided to give Ubuntu a try using the stand alone wubi.exe. When I'm done installing, and rebooting for the first time, I only get a black screen with a blinking text input cursor, and my caps lock ...
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1answer
218 views

screen corruption on lenovo 4446 laptop

After my Lenovo laptop has been on for a while, I get screen corruption starting to appear. Sometimes I have to restart the X server before it goes away, sometimes it goes away by itself. The ...
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1k views

Fonts totally unreadable

I've just upgraded from 10.04 to 10.10 and my fonts are all just small rectangles with nothing in them. They are completely unreadable. EVEN THE FONTS IN THE TERMINAL. Thank god the fonts in my ...