Hi, I faced a similar issue and just got it fixed.
Check the last answer of this thread and tell me if it does the trick!
viewtopic.php?p=38658&sid=5907a2540263b ... a51#p38658

I finally got it working! (after having given up for a few months...)

For anyone concerned with he same issue:
- right click on the shortcut, go to "properties"
- go to the tab "compatibility", tick the checkbox "run this program in compatibility mode for:"
- choose "Windows Vista"

Update: I removed many markers from the model and the model appears in the visualizer so it seems the visualizer in windows can not handle too many elements. It would be nice if someone help to solve this e.g. probably there is some opensim visualizer or threejs setting to change. I'm sorry I had n...

Hi everyone, I uninstalled, rebooted, redownloaded, reinstalled, I checked the log file again, tried a bunch of stuff, and I'm not sure what could go wrong. I did solve one warning of the log file: "Could not open/create prefs root node Software\JavaSoft\Prefs", but it didn't seem like anything chan...

I already tried this, it happens for both 4.0 and 4.1, and is probably due to a problem in jxBrowser. No idea what this problem is, if I'm the only one facing it, not how to solve it though

Thanks for your answer, I didn't build it from source though.
But maybe it's worth the try. In that case, do you mean I should first build jxBrowser and threejs; and then build Opensim?

I know I shouldn't do it too often, but here is a little UP

Sorry I didn't have access to my personal computer in the last few days, here is the log! Maybe related: https://github.com/opensim-org/opensim-gui/issues/251 ------------------------------------------------------------------------------- >Log Session: Friday, January 15, 2021 10:09:43 PM CET >Syste...

Hi, and thank you for your support Ayman! I'm clearly not good at any of this, so I'm providing as much information as possible. ----------- If you don't see the error/red error bubble after the first launch (because of a cache that gets built), you can still look for a detailed log file under the f...

Hello, The visualizer window is black on Opensim 4.1 and 4.0 on my personnal laptop. https://i.ibb.co/xhYHv7T/Sans-titre.png - There is no error message or little red sign on the bottom left - Restarting doesn't change anything. - Reinstalling idem. - It works fine with Opensim 3.3 My environment: W...