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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115 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
46 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
63 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
330 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
326 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
423 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
919 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
74 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 ...
2
votes
0answers
27 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
44 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
53 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
21 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
133 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
103 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 ...
2
votes
0answers
23 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
64 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
234 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
353 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
327 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
219 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
260 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
274 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
136 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
731 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
112 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
564 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
31 views

MPD MPC error, timeout after stopping, clearing playlist, load and play again

I'm getting crazy with MPD/MPC. I'm trying a basic use, playing a web playlist. My problem is when I try to stop it and then start playing again. LOADING: pi@raspberrypi:~ $ sudo mpd pi@raspberrypi:~...
1
vote
0answers
27 views

VPN SoftEther - I can't access VPN server directly from VPN connected device

I have installed and run VPN server (SoftEther) on my Raspberry Pi 3 (Raspbian) and it works fine except the fact that my PI works not only as VPN server but offers other services (SAMBA, FTP, APACHE, ...
1
vote
0answers
113 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
111 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
28 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
33 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
55 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
33 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
16 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
175 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
65 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
48 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
146 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
152 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
194 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
552 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
65 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
295 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
206 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 ...