Questions tagged [slack]

For questions about Slack, the cloud-based collaboration tool.

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1 vote
1 answer
73 views

Ubuntu 22 Apps UI Flickering when start

In Ubuntu 22.04 app screens flicker like the following images (Slack) when it launches. I found a few apps(Slack, Brave Browser) that have the same problem. echo $XDG_SESSION_TYPE x11 Kernel version ...
2 votes
1 answer
1k views

Limiting Memory of Snap Packages

Some snaps (cough Slack) will given the opportunity eat up an almost unlimited amount of memory. In the pre-slack post systemd world I could create a namespace, limit it's memory/cpu etc... and force ...
4 votes
2 answers
2k views

Slack with WebRTCPipeWireCapture Wyaland Black screen sharing but works on chrome

I am using Ubuntu 23.10 Slack 4.35.121 Pipewire 0.3.79-2 amdgpu ➜ ~ echo $XDG_SESSION_TYPE wayland ➜ ~ sudo lspci -k | grep -EA3 'VGA|3D|Display' pcilib: Error reading /...
1 vote
3 answers
607 views

Right click context menu freezes Skype/Slack

I have 20.04 and when I right click for context menu in Skype or slack most of the time I get application frozen for a while, usually it passes after waiting some time but its annoying... Any ideas ...
7 votes
2 answers
4k views

Slack icon not visible in top right corner in ubuntu

When I restart the Ubuntu system, slack application is not visible in the top right corner. How to solve that?
4 votes
3 answers
3k views

Cannot drag and drop from nautilus to Chrome or Slack

I am on a brand new install of Ubuntu 22.04. I have chrome installed from deb and slack installed from snap. When I try to drag a file from nautilus into either of these applications it does not work. ...
6 votes
0 answers
1k views

No sound playback during call in Slack - Ubuntu 20.04

I'm on 20.04 and downloaded Slack using snap. I downloaded Spotify via snap as well as my speakers work. Not sure why Slack isn't working. I tried every single sound source. I have been able to ...
3 votes
1 answer
1k views

No new messege badge counters on Slack application icon in the Ubuntu dock

I use Ubuntu 21.10 and Slak 4.24.0. But badge counters do not work and do not appear on Slack in the Ubuntu dock even if someone mentioned my name or sent me a direct message. At the same time badge ...
0 votes
0 answers
314 views

Slack ignores default browser in Linux

The problem has already been stated elsewhere: 8 Posted by u/fractalchemist 4 years ago Slack ignores default browser in Linux I'm using Kubuntu linux, and prior to the upgrade from 18.10 to 19.04 ...
1 vote
0 answers
240 views

Slack is autoremoving after reboot for no reason

I have slack installed. Installed package with dpkg. After every single reboot/shutdown it just disappears from system. This happens only with slack. I have to reinstall it every single system launch, ...
4 votes
2 answers
4k views

How do I launch Slack on startup Ubuntu 20.04?

How do I launch Slack on startup Ubuntu 20.04? Do I need to configure it manually as I do with some other programs, or is there a special option in Slack to do it for me?
1 vote
1 answer
451 views

Slack cannot open files on external drive (in /mnt and /media)

I have installed Slack (Desktop App) and I had trouble uploading and downloading files from/to certain directories for months. More specifically, it seems that Slack don't have the permission to ...
0 votes
1 answer
709 views

Ubuntu Slack - how to copy/paste/save/export Slack messages?

Is there a good way to copy/paste/save/export Slack chat messages with the Ubuntu Slack version? Ref. this page https://slack.com/help/articles/201658943-Export-your-workspace-data#business+-plan-1 ...
7 votes
3 answers
1k views

Broken fonts for code formatting blocks in slack and chrome in Ubuntu 18.04

After I changed some fonts in tweaks-tool, in some programs (Slack, Chrome) font formatting for blocks of code became broken. I tried to restore defaults, but fonts in code blocks still ugly. How it ...
2 votes
1 answer
1k views

Memory over-consumption: gnome-shell? google-chrome? slack?

I am having issues on a ubuntu 19.04 computer: regular freezes, ... Monitoring screenshots (htop) During a memory overload... (Unfortunately I didn't think of hiding userland threads on the 1st, ...
1 vote
2 answers
2k views

Both Discord and Slack freeze when receiving a new private message

The freeze lasts pretty long, between 30 seconds and a minute. The rest of my system remains perfectly responsive. With Discord, it seems to only happen when Discord isn't in focus, though I can't ...
21 votes
5 answers
10k views

Slack refusing to start

from 30 minutes ago on slack refuses to start on my 20.04 box. Last thing i did before it stopped working was updating firefox to 102.0 but i'm not confident if this is related to it. I downloaded the ...
0 votes
1 answer
668 views

Slack 4.9.1 not launching in 20.04 LTS

Despite installing it many a times, slack doesn't start upon launching it. tried many ways but no luck! please help!
0 votes
1 answer
634 views

Slack not starting after update [duplicate]

I encountered an issue where, after a routine apt-get upgrade, slack i.e. slack-desktop refused to open, with no real indication why from the logs. After trying most of the solutions from this older ...
2 votes
1 answer
13k views

How to get past `apparmor="DENIED" operation="open"`? [duplicate]

I've upgraded slack (v4.27.154) via snap on 20.04 and slack no longer runs. I've tried uninstalling and reinstalling to no avail. I've never messed with apparmor either. After attempting to start ...
4 votes
1 answer
3k views

Slack Icon Missing in Desktop Application Window in Ubuntu

I'm using the Slack desktop client on Xubuntu 20.04 and noticed that the Slack icon does not appear in the top left corner of the application window: I've tried this with the *.deb package, the Snap ...
0 votes
0 answers
22 views

How to install Slack on Ubuntu? [duplicate]

I am trying to install on my ubuntu OS but unable to do so. I have downloaded the latest version. I can't simple find the setup file to install it in the system? Any help would be much appreciated.
14 votes
4 answers
15k views

Unable to sign in to Slack snap app

I've done sudo snap install slack --classic and now have the Slack snap application (v. 4.1.2). When I run slack from the terminal, it opens the app, with the sign in button. Clicking this opens the ...
1 vote
1 answer
2k views

Not able to install 'slack' through snap

While installing slack from snap store using the command line (sudo snap install slack --classic), I get the following errors. Please help me resolve this. error: cannot perform the following tasks: ...
2 votes
1 answer
1k views

Ubuntu 16.04 software app not working, snapd returned status code 400: Bad Request

snapd returned status code 400: Bad Request When I try to install any application from the Ubuntu Software app, it shows an error. I think the last update caused it. Before that update it was working.
1 vote
0 answers
653 views

slack still uninstalls overnight

The Slack client suddenly started uninstalling overnight (Linux 21.10 OS as installed) on my laptop and the remedy was to reinstall using 'dpkg'. I'd been wanting to upgrade to a supported OS so ...
0 votes
0 answers
100 views

Where is Slack after an Ubuntu upgrade?

I've just upgraded to VERSION="21.04 (Hirsute Hippo) and Slack seems to have disappeared from both my Favourites and when I click on Show Applications. It's installed as a Snap package and I can ...
17 votes
2 answers
2k views

Slack closes down on suspend

Running Ubuntu 21.04 on ThinkPad X1 Carbon 9th generation. When I suspend the computer, Slack closes down. Happens every time. Notified Slack, but wondering if anyone else here has encountered this. ...
12 votes
1 answer
3k views

Slack flickering and Rendering issue

We have graphical glitches on slack client on our Ubuntu 16.04.3 LTS like screen flickering and rendering issues. We have tried to disable acceleration and to resize slack window but it does not work ...
2 votes
0 answers
696 views

Firefox 91 "invisible" to screen sharing (Google Meet, Zoom, Slack etc)

I'm on Ubuntu 21.04 and ever since Firefox 91 came out, I've lost the ability to share a Firefox window on all screen sharing applications. The Firefox window simply isn't listed in the set of ...
57 votes
7 answers
53k views

Slack suddenly stopped working on Ubuntu 20.04

I have been using Slack (Desktop App) for months now, without any problem. Today, for no apparent reason, the laptop (HP Envy) froze and since then Slack is not working anymore. It seems to try to ...
0 votes
1 answer
478 views

Can I assign a browser to open links from specific apps?

I'm on Ubuntu 20.04. I'm using Firefox as my main browser. I've set it up to auto delete cookies and disabled Javascript to make browsing more secure and private. For my work I'm using Brave. Is it ...
3 votes
0 answers
1k views

Chrome and Slack crashing Ubuntu 20.04

I have got strange problem that I can't resolve long time. During work I use Slack, Chrome and Intellij IDEA. In some moment when I move mouse in Chrome - that areas of screen change on white ...
1 vote
1 answer
71 views

Slack Dock Icon shows open Firefox windows

When I have Slack opened and launch a new Firefox instance, the dock indicator and preview for that new Firefox instance shows on the Slack dock icon. System info Any ideas?
2 votes
1 answer
960 views

Ubuntu 20.04 Slack 4.15.0 not using system proxy on VPN

When on my vpn (connected with openconnect), I require an http proxy to access the internet. I have the system proxy configured to use wpad, and I know this works because firefox is set to use the ...
0 votes
1 answer
147 views

rpm package deleted automatically

I want to install the Slack app on my Ubuntu 18.04.5 LTS system. I downloaded it from here https://slack.com/intl/en-tn/downloads/linux and it gave me an rpm package file (slack-4.14.0-0.1.fc21.x86_64....
0 votes
0 answers
2k views

Slack UI crashing on start - Ubuntu 20.04.02

As I wrote, Slack Desktop UI keeps crashing on start-up. This is a deb package downloaded from the Slack official website (not Snap). The version installed is 4.14, the system is at 20.04.2 (latest ...
5 votes
1 answer
3k views

Ubuntu 20.04 - Slack (desktop version) notification sound not working?

I recently changed from Ubuntu 18.04 to Ubuntu 20.04 and overall I'm very pleased with 20.04, however one odd thing I've since experienced is that Slack (desktop version) does not successfully play ...
0 votes
1 answer
360 views

Apps are running into another apps like a new instance [duplicate]

What I notice is that one App (let say Slack), has a link in a message, when I click on it, it opens Firefox, but in way that this Firefox is linked to Slack. It doesn't even show the dot under ...
1 vote
0 answers
139 views

After system lock and unlock , the display for chrome and slack are not proper

Am using ubuntu v18.04 , bios v1.5.1 and display manager "Light Display Manager". After every lock and unlock of the dell laptop , few application UI are kind of messy. am unable to reuse ...
8 votes
1 answer
2k views

Chrome and Slack do not render properly after wake from hibernation in Ubuntu 18.04

I am on Ubuntu 18.04. After I wake from hibernation, my chrome looks like this. Even when I open new tabs. It still does not render things properly. The only thing that works is closing all open ...
1 vote
0 answers
749 views

Remove Slack symbol from top panel possible?

I have Ubuntu 20.04 on my laptop and when I have Slack running, the symbol is shown in the top panel, see here: I don't like the symbol when the app is running, how I can remove it? Please note that ...
1 vote
0 answers
703 views

Slack opens browser as slack instance if browser isn't already open

I have the latest Slack version through snap. installed: 4.9.1 (28) 144MB classic My issue is similar to this, but if I have Firefox open already, a new tab is opened correctly. ...
27 votes
5 answers
20k views

Ubuntu 18.10 Slack not working

I've updated to Ubuntu 18.10 yesterday. Now I can't find a version of Slack which isn't crashing. Tried the version from snap and also the download from the site. Has someone found a working version?
1 vote
1 answer
1k views

Running applications indicator in Ubuntu Dock

When an application is running, there is a small red dot next to the icon on the GNOME launcher sidebar (Ubuntu Dock). When two instances of the same application are running, there are two small red ...
0 votes
3 answers
860 views

Slack unable to start - Bad RIP value

Slack would not start all of a sudden. Slack was installed using Snap. dmesg: [63983.140086] ThreadPoolForeg[58617]: segfault at 34d0 ip 00000000000034d0 sp 00007fdb3e23ce08 error 14 [63983.140096] ...
85 votes
3 answers
21k views

Slack shows opened links to browser as another slack instance in task bar

If I open a link sent to me on Slack, the new browser window opened shows up as 'another' Slack window. Is there any way to have it correctly group the new browser window with the existing browser ...
6 votes
2 answers
11k views

Slack desktop client on 16.04 behind proxy server

I am trying to use the Slack desktop client for Ubuntu 16.04 behind a Websense Content Gateway (WCG) proxy. It will not connect. Notes: Windows workstations work with Slack client for Windows ...
-5 votes
3 answers
6k views

How to install slack desktop 2.6.3 on Ubuntu 14.04.05 LTS?

My issue was that even after I downloaded slack, and I did: cd ~/Downloads dpkg -i slack-desktop-2.6.3-amd64.deb I got errors about missing libappindicator1. So I do the next logical thing right? ...
5 votes
1 answer
2k views

Slack desktop client with socks proxy

How can I configure slack desktop client to use a socks proxy?