Monthly Archives: February 2019

Linux: ALSA lib pcm_dmix.c:1108:(snd_pcm_dmix_open) unable to open slave

28 February 2019
 

 Have a fresh Arch Linux system setup. After some Viber’s fixes (see the Viber: no connection – qt.network.ssl: Incompatible version of OpenSSL post) – sound system sometimes stops working. It looks like next: run qmmp, press Play and: The solution Check audio-devices and drivers: Create the /etc/modprobe.d/default.conf file: options snd_hda_intel index=1 And reboot system. Then check audio… Read More »

Viber: no connection – qt.network.ssl: Incompatible version of OpenSSL

27 February 2019
 

 On a fresh Arch Linux setup – Viber starting, but during authorization – can’t connect to the network. In general – Viber’s desktop version is really limited but anyway it’s better then use it from a cell. Tried to google few times as I didn’t found the error in messages to use exactly in google’s… Read More »

Arch Linux: installing with EFI and Windows dual-boot

24 February 2019
 

 The goal is to set up a new Arch Linux and Windows (just for some games) on my new PC and use dual-boot using GRUB. Disks Currently disks layout is next: /dev/sda – SSD, will be for Windows /dev/sdb – HDD, for Arch Linux On /dev/sdb have to create next partitions: sdb1 – EFI, 512,… Read More »

Arch Linux: grub-mkconfig hangs on the /boot/grub/grub.cfg config generation

23 February 2019
 

  During new Arch Linux set up grub-mkconfig suddenly hangs on creating new /boot/grub/grub.cfg. No warnings, no errors. Thanks to this>>> googled discussion – it worked for me. So the issue looks like next: Check the /usr/bin/grub-mkconfig script for every /dev/null redirects: Edit it and remove 2> /dev/null from the next lines to display errors… Read More »

OpenVPN: OpenVPN Access Server set up and AWS VPC peering configuration

21 February 2019
 

 OpenVPN Access Server is ready to use OpenVPN server which requires minimal configuration. The free version allows you to have two clients. If you need more – you can buy additional licenses. Infrastructure description Currently to access our resources such as Jenkins, Nexus etc we are using Allow Rules in AWS Security Groups where each user… Read More »

Viber: Linux – Qt WebEngine resources not found

20 February 2019
 

 After latest packages upgrade on my Arch Linux workstation – Viber stopped working. Found a few solutions, but the only one really solved the issue. The errors during Viber start looks like next: And its window: Solution #1 (didn’t work) My first suggestion was that something happened with the Qt WebEngine package itself. Check if it… Read More »

Chromium: Youtube error 400

19 February 2019
 

 In the Chromium browser (and not only the one I believe) sometimes the 400 error can happen. There are two solutions: first, most simple – just to clear all data via Settings => Clear browsing data. The second one has googled on Reddit here>>> with a hint that the error appears because of the The Great Suspender plugin… Read More »