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by FTrevorGowen
Sat Mar 30, 2013 5:01 pm
Forum: Troubleshooting
Topic: freeze after a few minutes
Replies: 9
Views: 3756

Re: freeze after a few minutes

A null dereference OOPS like that was specifically fixed in one of two patches pushed to the development kernel - https://github.com/raspberrypi/linux/commit/8c3d773472ace626e28ea6020180d96a7a07b755 https://github.com/raspberrypi/linux/commit/3e964c4229a7f0544d290456aac18988bc5d4d5c Can you please ...
by FTrevorGowen
Sat Mar 30, 2013 11:08 am
Forum: Troubleshooting
Topic: freeze after a few minutes
Replies: 9
Views: 3756

Re: freeze after a few minutes

My new Raspberry Pi Model A froze after a few minutes with this screen (old school screenshot). I was connected via SSH to it at the same time and it completely killed my terminal: I couldn't type anything, I wasn't disconnected, ctrl+c didn't kill SSH. http://imgur.com/9qMiAvj ... Having looked at...
by FTrevorGowen
Fri Mar 29, 2013 9:21 pm
Forum: Troubleshooting
Topic: tvservise return edid of previously used display
Replies: 5
Views: 954

Re: tvservise return edid of previously used display

Is this thread of any relevance/ help?:
http://www.raspberrypi.org/phpBB3/viewt ... 28&t=38818
(Unless you've already read it? :) )
Trev.
by FTrevorGowen
Fri Mar 29, 2013 10:59 am
Forum: Troubleshooting
Topic: tvservise return edid of previously used display
Replies: 5
Views: 954

Re: tvservise return edid of previously used display

If you're using "Wheezy 2013-02-09" you may now need "hdmi_force_hotplug=1" - see the wiki at http://elinux.org/R-Pi_Troubleshooting# ... put_at_all for more info.
Trev.
by FTrevorGowen
Thu Mar 28, 2013 7:38 pm
Forum: Troubleshooting
Topic: No HDMI on Vizio Model E220VA
Replies: 2
Views: 1143

Re: No HDMI on Vizio Model E220VA

... I am running Raspbain "Wheezy" (2013/02/09) but would like to be able to run OpenELEC in the long run ... ... In my case my Rev 1 board with an old version of Wheezy worked fine, but the Rev 2 board with Raspbian required that I set hdmi_force_hotplug=1... My B1 and B2 boards all worked fine un...
by FTrevorGowen
Thu Mar 28, 2013 6:34 pm
Forum: Troubleshooting
Topic: vnc from one pi to another pi shows local, not remote screen
Replies: 7
Views: 1651

Re: vnc from one pi to another pi shows local, not remote sc

But basically you are doing the same exact thing. I have also tried it pi to pi without having tried from Windows first and it still didn't work. I will have to try it manually as you have done and see what happens; very weird problem. Since I posted, I've spotted one other difference - I'm not req...
by FTrevorGowen
Thu Mar 28, 2013 5:50 pm
Forum: Troubleshooting
Topic: vnc from one pi to another pi shows local, not remote screen
Replies: 7
Views: 1651

Re: vnc from one pi to another pi shows local, not remote sc

So, a long time ago I set up my Windows PC to connect to my pi using tightvnc through a SSH tunnel. Works great. So today I tried to vnc from one pi to another pi using the exact same technique, but it displays the local screen, not the remote one. I don't know why this is happening. So here is the...
by FTrevorGowen
Wed Mar 27, 2013 6:24 pm
Forum: Beginners
Topic: VNC Help
Replies: 3
Views: 1386

Re: VNC Help

... I am running Ubuntu, and found a VNC client in the Ubuntu Software Center - gtkvncviewer. The one they use in the lesson is RealVNC. I enter the info just as they do in the Lesson with RealVNC - appending with the port and everything, and user: pi password: raspberr, and get "you have been disc...
by FTrevorGowen
Tue Mar 26, 2013 12:00 am
Forum: Beginners
Topic: Pros and cons on using SD card vs. using a USB stick/drive?
Replies: 2
Views: 4005

Re: Pros and cons on using SD card vs. using a USB stick/dri

... The first thing I'm going to do with the pi is installing a LAMP setup, for hosting a personal mediawiki (a bit of an overkill for a wiki that is basically only used by me, but I've found it's a great way to learn stuff!) After some reading on using the pi for databases of this kind, I've kind ...
by FTrevorGowen
Mon Mar 25, 2013 9:41 pm
Forum: Beginners
Topic: Is multiple keyboard input to pi possible?
Replies: 3
Views: 814

Re: Is multiple keyboard input to pi possible?

Is it possible to have two keyboards in control of a bash session? Where one keyboard is a Logitech wireless keyboard (main pi keyboard) and the other keyboard is actually a laptop connecting through to the pi from a ssh session. One scenario is being able to correct typing entered by the Logitech ...
by FTrevorGowen
Mon Mar 25, 2013 9:23 pm
Forum: Troubleshooting
Topic: New Raspberry Pi........... No Picture
Replies: 10
Views: 5672

Re: New Raspberry Pi........... No Picture

Well, now I am getting video when using the composite cable, but still nothing when using HDMI. Is there something I will need to configure on the Raspberry Pi to get HDMI to work? Some HDMI cables/devices may not provide all the signals "required" and the Pi has to be "told" not to expect them - s...
by FTrevorGowen
Mon Mar 25, 2013 9:14 pm
Forum: Beginners
Topic: Gparted question
Replies: 6
Views: 2051

Re: Gparted question

DBryant wrote: Unmount the partition first, then look at the available format options.
True. But the Ubuntu version of Gparted doesn't allow you to "format" a mounted partition anyway - I've just checked.
Trev.
by FTrevorGowen
Mon Mar 25, 2013 9:07 pm
Forum: Beginners
Topic: Gparted question
Replies: 6
Views: 2051

Re: Gparted question

I need to format an sd card that is currently formatted ext4 to fat32. In Gparted there is fat32 in the list of format options but it is grayed out, only ext2-3-4 and linux swap are enabled. Why is this and is there another way to format it with the pi? Hi Jim, I usually use Gparted via Ubuntu on m...
by FTrevorGowen
Mon Mar 25, 2013 6:20 pm
Forum: Beginners
Topic: SD Card
Replies: 9
Views: 1469

Re: SD Card

Hi, I reacently bought a new rassbery pi model b. I quickly plugged in all the cables in the appropiate order and nothing was on the screen. The FDX, PWR and the 100 was lit and the LNK was flashing and the ACT flashed then went off. My SD car is 4gb and i wrote it tried it then rewrote it but the ...
by FTrevorGowen
Mon Mar 25, 2013 6:04 pm
Forum: Troubleshooting
Topic: Stopped working and displaying this message
Replies: 2
Views: 6486

Re: Stopped working and displaying this message

Hi my Pi was working great , then it started slowing down , it's set for streaming films TV etc , yesterday it booted to the Pi logo , and displayed the following message . ***error in mount_storage:mount_common:could not mount/dev/mmcblk0p2***[19.7453271 system halted I have no idea what any of th...
by FTrevorGowen
Mon Mar 25, 2013 5:45 pm
Forum: Beginners
Topic: Using a USB Drive
Replies: 10
Views: 4568

Re: Using a USB Drive

... It is a portable thumb drive, and is powered by the USB port. I haven't had any previous issues with my PSU, but this is also my first attempt to mount a drive on my Pi. It is 4GB and has "Emtec" as a logo printed on it, but I don't know much more about it than that. ... Is it similar to the on...
by FTrevorGowen
Sun Mar 24, 2013 8:12 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: AD Conversion Speed
Replies: 8
Views: 5665

Re: AD Conversion Speed

Hi m0xpd, Since I'm not a python user so I can't help much but, because I hope to experiment with a "cousin" of your device, the MCP3008, your post "caught my eye". As a 'C' programmer I'm intending to make use of Gordon's Wiring Pi library's support for SPI (https://projects.drogon.net/raspberry-pi...
by FTrevorGowen
Sun Mar 24, 2013 3:32 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: UART
Replies: 22
Views: 20294

Re: UART

my objective is want to display the output in my laptop... FWIW (and slightly off-topic) Whilst I havn't done anything much with the Pi's own UART (yet - I'm just starting to do "GPIO things" "at the mo.") I did test out a USB - RS232 cable a while ago and logged it as "working" in the wiki. Some p...
by FTrevorGowen
Sun Mar 24, 2013 3:13 pm
Forum: Troubleshooting
Topic: USB hub as charger not working
Replies: 8
Views: 1380

Re: USB hub as charger not working

Hi. I've bought 5V/2A charger . But I have a problem - with this charger, lan doesn't work, and after few minuts raspberry freeze. What spec. should have usb hub? With this charger I can charge all older phones but Samsung Galaxy S Duos. Thx. for any advice. Having followed your link to the charger...
by FTrevorGowen
Sat Mar 23, 2013 10:21 pm
Forum: Troubleshooting
Topic: Keyboard Issue with Windows Remote Desktop
Replies: 6
Views: 7946

Re: Keyboard Issue with Windows Remote Desktop

What type of "Remote Desktop" are you using (which program)? I normally use a PuTTY ssh terminal since that's available for both Windows & Linux (my netbook is dual-boot WindowsXP/Ubuntu). Whilst that tool supports X11 forwarding and thus allows a GUI app. on the Pi to display as a (separate) "X win...
by FTrevorGowen
Sat Mar 23, 2013 10:03 pm
Forum: Troubleshooting
Topic: gpu_mem doesn't work for me
Replies: 10
Views: 2738

Re: gpu_mem doesn't work for me

Have you tried using raspi-config to do this task?
Whilst that tool normally just runs on the very first boot of a fresh raspbian image it can be rerun later via:
sudo raspi-config

and select the "memory_split" option.
Trev.
by FTrevorGowen
Sat Mar 23, 2013 7:53 pm
Forum: Beginners
Topic: On Boot says Read-only File System
Replies: 6
Views: 1883

Re: On Boot says Read-only File System

Could it be that the SD card's tiny (often white) lock slider/switch is getting pushed into the "locked" ie. read only position during insertion? IIRC from the wiki, this has be reported as happening with some (makes of) cards.
Trev.
by FTrevorGowen
Sat Mar 23, 2013 7:16 pm
Forum: Troubleshooting
Topic: Sudoers error
Replies: 9
Views: 18066

Re: Sudoers error

Additionally, unless the "#includedir /etc/sudoers.d" line has been uncommented (no #), that sub-directory should not be being read. The hash is actually part of the directive (as with cpp's #include), not a comment. There are a few packages that add files to that directory, but the file /etc/sudoe...
by FTrevorGowen
Sat Mar 23, 2013 6:59 pm
Forum: Beginners
Topic: Mounting random USB drives to a mountpoint
Replies: 4
Views: 1602

Re: Mounting random USB drives to a mountpoint

Since Linux, unlike Windows, does not use drive letters (A, B, C ... Z) there probably isn't a "one for all" solution for what you're hoping to do. However take a look at my "Multiple USB Sticks" suggestions at http://www.cpmspectrepi.webspace.virginmedia.com/raspberry_pi/MoinMoinExport/MultipleUsbS...
by FTrevorGowen
Sat Mar 23, 2013 6:47 pm
Forum: Beginners
Topic: command line knowledge
Replies: 8
Views: 2419

Re: command line knowledge

My favourite is "apropos" (as in "apropos sound") for example. Just my "two pen'worth" from my Unix days. :)
Trev.
(What this command tells one is left as an exercise for the reader ;) )

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