Low-cost single-board computer the size of a credit card. Also check the Raspberry Pi SE: http://raspberrypi.stackexchange.com/

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4
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106 views

How to make startx open new X Session in tty7 on Raspberry Pi?

Before, when I launched x from the tty1 console, it would start the x session in tty7, allowing me to terminate it easily from tty1. Now (I do not know what changed it), startx from tty1 will open X ...
3
votes
0answers
40 views

fstab doens't read mode value

Following this guide: I set my /etc/fstab file in this way: proc /proc proc defaults 0 0 /dev/mmcblk0p1 /boot vfat defaults,ro 0 ...
3
votes
0answers
37 views

SSMTP Delivery Error

This is my first post and I don't know how to introduce, so I'm just going to jump right in. So every hour I have cron run a script which outputs a table, and I wanted this delivered as a ...
3
votes
0answers
316 views

Captive Portal on Raspberry Pi (raspbian) with Bridged Adapter

I am trying to create a captive portal on a Raspberry Pi by following the steps from this GitHub project: https://github.com/thgh/pilon I have 2 network interfaces on the pi. wlan0 TP-Link TL-...
3
votes
0answers
318 views

Running a btrfs RAID 5 array on Arch Linux

For two weeks, I've been trying to run my Raspberry Pi (model B) as root from a btrfs RAID 5 without success. The RAID runs on three 1TB disks /dev/sda, /dev/sdb and /dev/sdc. The three disks were ...
3
votes
0answers
398 views

Rsync - Corrupted MAC on input

Background I have a script on my NAS which is a Synology DS212J which is running on a special distro where uname -a gives me Linux DS212J 2.6.32.12 #4493 Wed Jul 16 11:37:16 CST 2014 armv5tel GNU/...
3
votes
0answers
911 views

How can I connect to my RPi NFS server using version 4?

I've set my Raspberry Pi up as an NFS server, but I cannot connect to it with NFS version 4. However, version 3 works. From my Kubuntu 13.04 client: $ sudo mount -t nfs -o proto=tcp,port=2049,vers=4 ...
3
votes
0answers
1k views

How do I reset a USB device using a script?

I have a USB GSM modem that does not always work property (Huawei E367u-2) Sometimes it gets reset (USB device disconnect/reconnect in logs) and when it comes back up, it has different ttyUSB numbers. ...
2
votes
0answers
24 views

Mounting USB stick in place of HDD

I'm currently working on a raspian automated box. I've connected an HDD Drive to use as a Samba server and the download and temp folder for the transmission client installed. As the HDD is noisy (and ...
2
votes
0answers
33 views

Install usbutils packages after create image in Yocto

I created a image Linux using Yocto porting a small version Linux to my Raspberry Pi. I just did this to learn how compile a Linux/Kernel to embedded system. But, I need some packages in my system. ...
2
votes
0answers
37 views

Read another processes memory using ptrace() in C/CPP [RaspberryPi]

So, initially, process A created a file containing data (37 Bytes) read from a stream(UART). Process B has to acquire that data, which is stored in /dev/shm. Process A has an absolute maximum of 4ms ...
2
votes
0answers
20 views

SNR or signal and noise levels in ad-hoc mode

I am using the WiPi dongle which is based on the rt2800usb driver on my Raspberry Pis (running raspbian) in an ad-hoc network, and I can't seem to be able to get any SNR, signal or noise level ...
2
votes
0answers
85 views

How to compile custom kernel for Raspberry Pi

I'm trying to run the Ubuntu 14 Raspberry Pi ARM image in QEMU, and for that I need the kernel that matches the version used in the image. If I mount the image and run file vmlinuz I see: vmlinuz: ...
2
votes
0answers
22 views

ALSA skipping initially during playback

I have an ALSA configuration that provides the following at the moment: Take default audio and make it mono Pass through alsaequal Expand audio to 4 channels, all mono Split 4 channels between 2 ...
2
votes
0answers
1k views

kernel: bcm2708_fb soc:fb: Unknown ioctl 0x40187a22

I have a Raspberry Pi running Raspbian. Towards the end of the startup log, I see this error. I believe it has been there a while, and I'm not sure what it may imply. kernel: bcm2708_fb soc:fb: ...
2
votes
0answers
56 views

Can a Window Manager simulate virtual screen size?

Following these instructions, I now have a Raspberry Pi connected to an Adafruit 3.5" TFT display. The display has a fixed resolution of 480x320, which presents problems when viewing some fixed-sized ...
2
votes
0answers
204 views

Wi-Fi drops, it's really complicated to autoreconnect? Raspberry Pi with Octopi/Octoprint

I loaded up Octopi, the distro version of Octoprint to a Raspberry Pi B+. I finally got things working and a few things printed, and then all of a sudden I'm greeted with a message in the interface ...
2
votes
0answers
321 views

bluez paired but disconnected

I'm running bluez=4.99-2 on a Raspberry with Raspian installed and an old usb dongle 0a5c:200a Broadcom Corp. BCM2035. I use an Android device to connect to it, the dongle doesn't support sspmode so ...
2
votes
0answers
318 views

Manual creation of NetworkManager connection file fails (Error: Unknown connection)

Objective: I am trying to set up a 3G connection using NetworkManager 0.9.4 via command line. I have previously succeeded (see this question) by setting up the connection through the nm-applet (GUI in ...
2
votes
0answers
205 views

Cannot connect to OpenVPN server

I'm trying to run an OpenVPN server on a Raspberry Pi. After installation using apt, I wanted to establish just a raw connection to test it, but I can't connect to the server from another computer. ...
2
votes
0answers
246 views

Can I print via CUPS on ARM device without drivers by installing CUPS onto an x86 server with drivers?

I just spent a few frustrating hours troubleshooting on a Raspberry Pi 2 only to find out that it is impossible to print to my Canon printer natively using CUPS. Thankfully, my printer supports Google ...
2
votes
0answers
271 views

Raspbian: USB storage device name changing after USB device power cycle

I'm running Raspbian 7.4 on a Raspberry PI that has two USB storage devices connected to it. This Raspberry PI will remain running during a power failure because it has console cable connected to it ...
2
votes
0answers
131 views

Resources usage in x-forwarding

AFAIK, it's possible to forward X-Window sessions, i.e. a computer ("client") may work as a (dumb?) terminal for another ("server"), displaying the desktop, GUI, etc. (and playing sounds, etc.) This ...
2
votes
0answers
688 views

omxplayer playlist without black between videos at 1920x1080

I'm reading lot of posts/people using Raspberry and omxplayer (with some Python or script helper program) to allow playlist management without gaps between files (launching one file and pausing it, ...
2
votes
0answers
286 views

npm issues with uglify-js

I'm trying to use node.js to run a project on my Raspberry Pi (following this guide: http://blog.donaldderek.com/2013/06/build-your-own-google-tv-using-raspberrypi-nodejs-and-socket-io/ ) and I've run ...
2
votes
0answers
111 views

Debian based Raspberry – samba invisible unless I restart

I have a Raspberry Pi running Raspbian along with other computers on the same network. I installed, configured and started samba to share files from my home folder of the Raspberry Pi to my other ...
2
votes
0answers
557 views

avconv/ffmpeg output through /dev/ttyAMA0

I tried to pipe streaming video from video4linux2 webcam connected to a Raspberry Pi through /dev/ttyAMA0 to a computer using an Arduino as a intermediary. First of all, is it possible? Because I was ...
1
vote
0answers
7 views

ssh connection to OSMC fails after giving the correct password

I have a freshly setup Raspberry Pi 3 with OSMC; I can't login via ssh. I can open a shell when using my wireless keyboard, sudo -s works, and AFAICS, WiFi connection is fully functional, including ...
1
vote
0answers
23 views

Failed to get D-Bus connection: unknown error -1

Running OSMC on my Raspberry Pi 2b. I set up a samba share a few days ago, there is nothing else I've done for the last few weeks with the Pi besides running a few daemons. It's running 24/7. Now ...
1
vote
0answers
69 views

How to hide boot messages (silent boot) in debian jessie (raspberry pi)?

I'm working with raspberry pi. Previously (debian wheezy), I used the following codes to hide boot messages and have a silent boot, until a code (playing omxplayer on loop) would run from /etc/rc....
1
vote
0answers
22 views

Record fullscreen program with avconv/ffmpeg?

I'm trying to record a fullscreen program (snes9x) with avconv, aka ffmpeg. I have avconv set up to use my whole screen, but it doesn't capture snes9x when I run it. #!/bin/bash avconv \ -f ...
1
vote
0answers
22 views

Raspberry pi blocks completely after multiple reboots

I have a c++ program running on login on the raspberry pi, this program checks data for multiple devices attached on to it (Arduino Mega 2560 + Modbus RS485), gets inputted data from them and sends ...
1
vote
0answers
17 views

Networking failed to start on Alpine linux

I keep having an error when booting Alpine Linux Networking failed to start. I'm using a RPI3 which is connected by an ethernet cable to the box. Here's the /etc/network/interfaces : auto lo iface lo ...
1
vote
0answers
41 views

Changing YUM/DNF basearch on Raspberry Pi image?

I've followed the installation instructions for Fedora on a Raspberry Pi 2. I downloaded the MATE Desktop image here and verified it with its signature available here, and then copied it over onto my ...
1
vote
0answers
29 views

When creating an init.d demon, what is the .service file?

I am trying to create a service that will eventually run at start, however I am getting stuck just trying to get the service to run using: sudo service fortech_bluetooth_server start Whenever I run ...
1
vote
0answers
15 views

Create two boot options for the same distro but with post run options

I have a Raspberry Pi with Raspbian. I installed Kodi (with autorun) but I'd like to install RetroPie into Raspbian also. I'd like to have several grub options: one with Kodi in autorun, another ...
1
vote
0answers
77 views

TCP SYN,ACK Retransmissions

The following network trace was recorded on a Raspberry PI running Debian Linux. It seems the Raspberry is not seeing the data packet #36995 for some reason; it is just stupidly repeating his SYN,ACK ...
1
vote
0answers
135 views

Loading new wlan driver

TL;DR. Two issues: can't get wlan0 working, can't get wpa_supplicant working. I compiled & installed kernel 4.4 (rev. eb4d55) with revamped rtl8xxxu support enabled. In order to compile &...
1
vote
0answers
54 views

Raspberry Pi 2 running raspbian unmounts external hard drive every so often

I hope this is an ok place to ask this out of all the stack overflow communities there are. Anyway I have a raspberry pi 2 in my house that I keep around to backup some files and host media files ...
1
vote
0answers
32 views

Raspberry PI: Display something without keyboard

I have my Raspberry connected to a monitor, but now it ask for my password. The problem is: I don't have an USB-Keyboard, but remote desktop and SSH access. So the question is: How can I display ...
1
vote
0answers
45 views

Using PCSCD with ACR122U error

I try to use the ACR122U with PCSCD with mfcuk bu on my PCSCD terminal I have a recurrent error : 00400285 ccid_usb.c:747:WriteUSB() write failed (3/4): -1 LIBUSB_ERROR_IO 00000063 ifdwrapper.c:371:...
1
vote
0answers
111 views

usb-device number changes over time

I am trying to use on my RP a camre usb device - Logitech, Inc. Webcam C270. When I connect it directly to the USB port of the RP, other USB devices stop working (such as WIFI device) I guess this is ...
1
vote
0answers
133 views

My “SG303” barcode scanner works on Windows. But it doesn't work on Linux; why not?

I have the following issue with a Barcode Scanner (working fine on PC with Win8.1). I don't know much about the scanner, it's called "SG303 High Performance CCD Scanner" and I don't know if this one ...
1
vote
0answers
177 views

ifplugd(lo): Program execution failed, return value is 1

I have a Raspberry Pi running Raspbian, and I see this error when initializing ifplugd. ifplugd(lo): Program execution failed, return value is 1. From judging the log section, it seems to end where ...
1
vote
0answers
478 views

Systemd unit file for daemon not working on boot

I am trying to make the transmission-daemon start on boot on my Raspberry Pi model B using systemd. I am at a point where I can stop and start the daemon using sysctl, but automatic startup on boot is ...
1
vote
0answers
64 views

mount a NAS network share, but let the NAS sleep

I have a NAS (WD MyCloud) which has by default NFS/SMB access enabled. I also have a raspberry pi, that I would like to use as a git server that is addressable over internet using a SSH connection. ...
1
vote
0answers
262 views

isc-dhcp-server [ok] and running but doesnt seem to work at all

I am attempting to create my own Wireless Access point with compatible hardware and software. Running cmd service isc-dhcp-server start and service hostapd start on my Raspbian box returns Running ...
1
vote
0answers
190 views

CUPS & Raspbian - Printer turns on but does not print

I am new to the UNIX exchange... I have been setting up a home print server on my raspberry pi using CUPS. I have managed to get it to work with one of my printers, but not with an older Laser ...
1
vote
0answers
226 views

Hostapd captive portal detection on Android

I already looked at all related questions, and also at the Chromium project. I have a working hostapd access point, and a working Captive Portal (works perfectly on ios and mac osx, windows and linux)....
1
vote
0answers
18 views

Use hardware keyboard with rdp

I'm running xrdp on my RPi, and it works how it's supposed to, but since the keyboard on iOS behaves weird in Microsoft's rdp app, I would like to be able to use my iPhone/iPad as screen (+ mouse) and ...