Technical Issues

Sometimes things break down. Our Support Team is here to help.💻

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21 articles in this collection
Written by Michael Bodekaer, Mark Fuller, Ugo Portela and 4 others

My activation link is not working

Did you get a broken activation email when you registered an account? We'll help you out!

Written by Carlo Antonio Ayapana
Updated over a week ago

How to retrieve your Console logs

In some cases and especially of technical bugs, our support team can ask you for a screenshot of your Console log, here's how to do it!

Written by Aurélie M.
Updated over a week ago

Tips to optimize Chromebook performance

Tips to clean up your Chromebook and keep it fast

Written by Aleksandar Pavlovic
Updated over a week ago

Basic Labster Troubleshooting

Basic troubleshooting is essential to fixing technical issues.

Written by Ugo Portela
Updated over a week ago

Stuck in a simulation? Quick tips here.

Quick tips if you get stuck in a simulation, if it froze, or you can't proceed as expected

Written by Ugo Portela
Updated over a week ago

How to load a simulation using Incognito/Private mode

This article will help you understand how to run a simulation in Private mode on Google Chrome and Mozilla Firefox

Written by Aleksandar Pavlovic
Updated over a week ago

How can I clear the browser cache and cookies?

Instructions for Google Chrome and Mozilla Firefox browsers

Written by Ugo Portela
Updated over a week ago

edX Page Not Available

Labster's edX platform has been discontinued. You can access any current courses on one of our new platforms!

Written by Mark Fuller
Updated over a week ago

Loading difficulties

What to do in case the simulation does not load or does not start.

Written by Ugo Portela
Updated over a week ago

Media won't work in Safari

What you need to do when a media with sound does not play

Written by Ugo Portela
Updated over a week ago

Specific Cases

MacOS 11 - Big Sur Update issues

Loading stuck (24%) and/or "resolution not supported" error

Written by Aurélie M.
Updated over a week ago

Out of Memory (Javascript / Unity) error message

Here is how to overcome an 'Out of Memory' error message

Written by Ugo Portela
Updated this week

Loading Stops at 0% within an iframe

Labster must run in new window, and not in an iframe. Here is why.

Written by Michael Bodekaer
Updated over a week ago

Black screen 405 and/or 505 Method Not Allowed

Are you receiving 405 and/or 505 Error message while playing the lab?

Written by Dan Lasin
Updated this week

Stuck on teleporting screen

Written by Ugo Portela
Updated over a week ago

Loading error at 25% progress: Antivirus Blocking Labster

Some anti-virus tools can block Labster. Here is how to fix it.

Written by Michael Bodekaer
Updated over a week ago

View Theory button is blank

What to do if the 'View theory' button only shows a blank screen.

Written by Ugo Portela
Updated over a week ago

Pressing Start shows Resume button: Simulation doesn't start

How to fix a simulation that doesn't start after pressing "Start" and just shows a "Resume" button instead

Written by Michael Bodekaer
Updated over a week ago

Missing element

Steps to follow if a button, image or other element in the game is missing.

Written by Ugo Portela
Updated over a week ago

Black screen or Pink Objects

Here's what you can do if you only see a black screen after you entered a simulation or several objects are pink

Written by Ugo Portela
Updated over a week ago

Red Screen on Mac in Safari/Firefox

How to fix a red screen issue on Mac in Safari/Firefox

Written by Michael Bodekaer
Updated over a week ago