Questions tagged [root]
For questions pertaining to `root` access.
78
questions
0
votes
2answers
22 views
User getting removed from group after reboot
I am running Ubuntu Server 20.04.02 LTS in my RPi 4b. I ran into the problem that I couldn't access the GPIO without sudo/root with my python scripts so I changed the /dev/gpiomem group ownership to ...
0
votes
0answers
105 views
Can Thonny run scripts as root?
I'm trying to use the Import keyboard library within Thonny on my Raspberrypi Zero W. However I receive an error saying "import error: you must be root to use this library on Linux."
Can ...
1
vote
2answers
105 views
Disable Single User Mode
If I forget my password to my Raspberry Pi, I can gain access again by using single user mode (here is an alternative link). The upside is that if I don't know my password, I can gain access. The ...
0
votes
3answers
102 views
How to enable HDMI on Rasberry Pi 4
This topic may be misleading. Let me clarify. I need to enable HDMI on my new raspberry Pi 4 (I am a new user to pi). This is accomplished by changing one line in /boot/config.txt. This is posted in ...
1
vote
1answer
57 views
getting an error when I autostart my py script which contain PyQt Gui
I'm trying to automatically start a py script which has pyqt5 Gui when I boot my Raspberrypi. I did sudo nano /etc/rc.local and made a log.text to know what's happening and I received:
qt.qpa.screen: ...
0
votes
0answers
336 views
Upgrading Ubuntu Mate with Berryboot (Raspberry Pi 3)
I have installed Ubuntu Mate 16.04 with Berryboot on a Raspberry Pi. When I try to update the kernel with sudo apt-get update and sudo apt-get upgrade, it can't proceed with some warning root device ...
0
votes
2answers
2k views
Reset root password Pi4 Raspian
A newbie error I made when changing /etc/X11/Xsession.d/99qt5ct stopped my Pi4 booting without a PW.
Which of course I have forgotten/lost!
From what I could find searching, most of the info on ...
0
votes
1answer
33 views
SD Card Resize on 32gb SD Card Raspberry Pi
I have a 32gb SD card in my Raspberry Pi. I'd like to make use of all the space, please can someone tell me how to resize?
Disk /dev/mmcblk0: 29.7 GiB, 31914983424 bytes, 62333952 sectors
Units: ...
0
votes
0answers
754 views
Compiling Android Automotive os for raspberry pi
So i want to create a Android Automotive os build for raspberry pi, but I'm new to the whole AOSP and i think the documentation for AOSP is a bit messy. So my question is, do i start from a finished ...
0
votes
1answer
69 views
Raspbian: chromium crashes when logged in as root
I have got a clean install of Raspbian on an RPi 4B.
If I log in as root (not as the standard pi user) and try to open the Chromium web browser, by clicking its icon on the Task Bar, Chromium simply ...
0
votes
0answers
4k views
Fix Error Running as root without — no-sandbox is not supported
I wanna run an easy script via the terminal which opens my webbrowser and brings it in something like a kiosk-mode by pressing 'F11'. For this I installed the module keyboard for python 2 and 3 and ...
1
vote
0answers
49 views
Server 19.10 on Raspberry Pi 4 defaults to root?
I've successfully installed Server 19.10, then got a desktop (Lubuntu) going on a single Raspberry Pi 4 (4gb). I went with the 32-bit version, having heard the 64-bit is not very stable. (Please ...
1
vote
1answer
67 views
Fresh new slackware arm install, unable to log into my raspberry pie 3
I have been trying to install slackware arm (slackware arm current 4.19.81-7+) on my Raspberry pi 3. After i have installed it successfully (following this guide), i was unable to login due to the ...
0
votes
1answer
2k views
Why does /dev/mmcblk0p2 work when PARTUUID doesn't?
Goal
Hi my PI keeps rebooting after I added two lines to the rc.local file. Now i am trying to log into the boot shell and edit those two lines out.
Problem
I added init=/bin/bash to the cmdline....
0
votes
0answers
1k views
Running NextCloud on HTTPS/SSL with LetsEncrypt
I have successfully installed Nextcloud on a Pi3 using snap
sudo snap install nextcloud.
Confirmation follows promptly:
nextcloud 15.0.10snap3 from Nextcloud✓ installed
.
Now this tutorial: ...
1
vote
1answer
194 views
Scanning WiFi Signals as regular user
As per this: https://linux.die.net/man/8/iwlist I understand that scanning of WiFi Networks requires root access. If you are a regular user than you can only see the Wifi Network you are connected ...
-1
votes
1answer
143 views
Kernel panic-not syncing: VFS: unable to mount root fs on unknown-block(179,2) [duplicate]
What i can do? I know I can use keyboard to run “check and repair” but in this moment raspberry not see usb keyboard and I don’t have card reader near me.
0
votes
1answer
722 views
Permission denied error when using apt and apt-get as root on raspbian
I keep getting an error when I use apt or apt-get as a root user or using sudo with the default pi account.
Ign:1 http://raspbian.raspberrypi.org/raspbian stretch InRelease
Ign:2 http://archive....
-1
votes
1answer
785 views
sudo with WS2812 and Raspberry Pi
I'm trying to use the Neopixel Adafruit library with the WS2812 strip. Everything works great however there is something that I have not been able to do.
I'm working on a project that requires ...
3
votes
1answer
3k views
Boot from USB Connected SSD
It seems that existing guides of how to boot from USB are out of date, and the one here (https://learn.adafruit.com/external-drive-as-raspberry-pi-root/hooking-up-the-drive-and-copying-slash) didn't ...
0
votes
1answer
118 views
Edit root files from CD Card, Ubuntu
So, I heard that it's possible to edit root files on Linux but if I trying to save the file I get this message:
They do not have the necessary authorisations to store the file. Please, check ...
0
votes
1answer
82 views
Stop Linux terminal running as root
I was trying to set my GUI working on autorun boot through several methods (system, LXDE etc) but I think I screwed it up as none of them worked really. I must have mixed some commands up.
Right now,...
0
votes
1answer
906 views
Can't disable root ssh login
I use SSH to communicate with my Raspberry Pi (server) from my laptop (Putty client).
I would like to disable root SSH login.
I change the value of "PermitRootLogin" to no in the /etc/ssh/sshd_config.
...
1
vote
1answer
1k views
How to exit read only filesystem to get write permission in order to download a driver form Github?
I am trying to set up a 5 inch LCD on my Raspberry Pi 3. It runs Kali Linux, I'm on a no GUI boot and (automatically) logged in as root.
When I run the command (to download the drivers):
git clone ...
0
votes
1answer
1k views
Copying files to usr/local in Raspbian
I have been trying to install Opencv following the instructions given in this link [https://github.com/manashmndl/FabLabRpiWorkshop2017/wiki/Painless-OpenCV-in-Raspbian-Stretch]
I need to copy files ...
1
vote
1answer
1k views
Wiring Pi - Root not required?
I developed some code using wiringpi on a 4.4.21 machine (Jessie) - it worked fine and as expected, required root privilege to run (i.e. requires sudo) - it uses wiringPiSetup().
I moved the code ...
2
votes
1answer
173 views
Why can you only have one root user terminal process running at a time? [closed]
This question was asked out of mostly curiosity.
I've just flashed a new SD card with Rasbian Stretch Lite and when I did, little did I know that Stretch Lite is very similar to Arch Linux Arm. And ...
0
votes
2answers
532 views
Allowing uwsgi to make GPIO calls
I've got a Raspberry Pi Zero W acting as a Flask python server that listens for webhooks, then runs a function to turn on a motor until the GPIO pins read a certain combination of inputs. I used to ...
1
vote
2answers
218 views
yocto - edit file in rootimage with no permission
I am working with the yocto project and a Raspberry Pi 0 with wifi. I want to integrate the wpa_supplicant.conf file and copy it to the /etc/ folder.
My recipe fails with reason stating that I don't ...
1
vote
1answer
373 views
How to add user to GUI sudo list?
When I run GUI programs like gparted or the GUI package manager, it allows me to enter the password for root or pi when it requires sudo privileges. How can I add a user to this list? I added a user ...
4
votes
1answer
7k views
How can I connect to the SFTP server with sudo via WinSCP?
I want to use WinSCP to connect to the Raspberry Pi standard SFTP server. I also need to have root access. How can I do this without logging in as root (using sudo)?
12
votes
2answers
16k views
Strange problem on startup - cannot open access to console
Rpi 3 Model B, 16gb SD, all configured well and working fine until yesterday sometime, when rebooting, I now have to press "enter" to continue due to:
"Cannot open access to console, the root account ...
0
votes
1answer
3k views
How do I grant sudo privileges to an existing user?
I am using vnc viewer on Windows 10.
user: pi
I am lost, please help.
What I Have Tried:
*sudo chmod 777 **
also ..
sudo nano /etc/sudoers
adding the following line just like "root ALL=(ALL:...
2
votes
1answer
1k views
run startx not as root
Scenario:
So I want to run startx. The problem is, it won't let me write to tty0
Fatal server error: (EE) parse_vt_settings: Cannot open /dev/tty0 (Permission denied)
so I tried to run sudo startx, ...
3
votes
1answer
85 views
How can I get a user-level command to run on or after boot?
I have a Raspberry Pi 2 running behind a firewall that prevents inbound SSH connections, so I get the Raspberry Pi to create a reverse SSH tunnel to an external server so that I can get an SSH ...
0
votes
4answers
577 views
How to resolve “RuntimeError: Unable to export GPIO. Try to run as root!”?
I have interfaced a push button switch and LEDs to GPIO.
Whenever I try to execute the script from command line, the code python /home/myPi/myProject/run.py gives me the error
RuntimeError: ...
5
votes
2answers
11k views
How to Disable root account Direct Login after adding a password?
I was trying to use sudo to change the default account name, but it didn't work. So, I added a password to the root account and logged in as root. By default, you can't login to root through the login ...
0
votes
1answer
189 views
Patch a RPI image to get a root shell
I'm trying to reverse engineer an appliance based on RPI2, and I would like to get a root shell on the system.
After dumping the SD I noticed that there's no rootfs partition (it exists but it's ...
15
votes
3answers
57k views
How do I start up in safemode?
After attempting setting up Raspberry Pi bluetooth to be bluetooth receiver for stereo, now whenever I start it up I can't SSH at all, I can't use the desktop at all or CTRL+ALT+Fnumber key to get to ...
4
votes
1answer
226 views
Write Image to SD Card per SSH
I want to write an SD Card Image to a SD Card inserted in the Raspberry PI.
What I have done (and it is working):
Login to Raspberry an change the /boot/cmdline.txt a NFS Root (Something like ... ...
0
votes
1answer
123 views
Shutdown raspberry from Tomcat app
I have an app running on a Tomcat Server. On a certain situation I want to shutdown my raspberry using the command shutdown -h now. So far, I've tried this:
try {
Runtime.getRuntime().exec("sudo ...
0
votes
1answer
1k views
why my script is not executed with root privileges using Crontab?
I have a working bash script and I want to run this script every minute with root privileges using crontab. I created my crontab as follows.
>sudo crontab -e
Then the file opened and I entered my ...
12
votes
5answers
74k views
Root file browser for raspbian jessie
Is there any way to open root file browser in raspbian (like gksudo nautilus in ubuntu)?
1
vote
3answers
22k views
sudo raspi-config not working: boot partition not mounted
Just today I installed a version of Raspbian Jessie on my Raspberry Pi 2 model B. So, I wanted to disable the function that automatically sends the user to the GUI. But, when I typed in sudo raspi-...
1
vote
1answer
6k views
Cannot create new database in MySQL - logging in as 'root'@'localhost' [closed]
For some reason when I login into MySQL - mysql -uroot -p*****
I get this error when running this procedure -
mysql> create database new_database;
ERROR 1044 (42000): Access denied for user '...
1
vote
0answers
423 views
My system keeps locking me into safe mode and boots directly to root shell
Help! I keep getting boot error on my RPi and being locked into safe mode only having access to root shell and losing network connectivity!
It is the forth time this happens, the first time I have ...
29
votes
4answers
164k views
How to login as root remotely?
I am trying to login to the raspberrypi as root user via winscp, but it only says "Access denied", same thing for trying to login directly as root on ssh.
I have tried loging in as pi and doing sudo ...
19
votes
4answers
141k views
Raspbian root default password
I tried to modify the sudoers file on Raspbian /etc/sudoers, and it looks like I made a mistake, as I'm unable to modify it again. I am also unable to call any command that requires sudo permissions.
...
5
votes
3answers
33k views
Login automatically as root at startup
Is there a way to auto login as root at startup with Raspbian Jessie like there are auto login for user pi?
0
votes
0answers
55 views
sudo does not require password [duplicate]
I am running a new installation of raspbian.
Whenever I type a sudo command I do not require a password. sudo passwd let's me change the password without prompting me for anything either. I am ...
