onionshare-gui does not start in VirtualBox (with VBoxVGA and 3D acceration enabled)

Name of the affected software
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onionshare-gui

Exact steps to reproduce the error
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Start terminal
Type onionshare-gui + ENTER

Actual result and description of the error
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Traceback (most recent call last):
File “/usr/bin/onionshare-gui”, line 21, in
import onionshare_gui
File “/usr/lib/python3/dist-packages/onionshare_gui/init.py”, line 20, in
from .onionshare_gui import *
File “/usr/lib/python3/dist-packages/onionshare_gui/onionshare_gui.py”, line 22, in
from PyQt5 import QtCore, QtWidgets, QtGui
ImportError: libGL.so.1: failed to map segment from shared object

Desired result
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Show OnionShare window.

Works with VBoxSVGA and VMSVGA when 3D acceration is enabled but for some reason not VBoxVGA.

Se also https://github.com/micahflee/onionshare/issues/891

Tested with tails-amd64-3.12.iso in VirtualBox 6.0.

Related issues

• Blocks #16209

Original created by @scootergrisen on 16414 (Redmine)