Fails to start on Volla Phone X after OTA-4 upgrade with "Error: Invalid write to global property "userAgentOverrides""

Upgraded to OTA-4, browser no longer starts:

phablet@ubuntu-phablet:~$ journalctl --no-hostname -f _COMM=morph-browser -n0
-- Logs begin at Fri 2024-02-23 14:46:23 EET. --
Feb 24 17:30:49 morph-browser[4570]: library "libpq_cust.so" not found
Feb 24 17:30:49 morph-browser[4570]: Creating a QMirClientScreen now
Feb 24 17:30:49 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/task/4570/comm" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:50 morph-browser[4570]: Sandboxing disabled by user.
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/usr/share/zoneinfo-icu/44/le/zoneinfo64.res" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=0
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/usr/share/zoneinfo-icu/44/le/timezoneTypes.res" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=0
Feb 24 17:30:50 morph-browser[4570]: [4570:4597:0224/173050.894251:ERROR:file_path_watcher_linux.cc(71)] Failed to read /proc/sys/fs/inotify/max_user_watches
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/mountinfo" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/mounts" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/dev/disk/by-label/" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=0
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/mountinfo" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/mounts" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:50 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/dev/disk/by-label/" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=0
Feb 24 17:30:51 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/task/4570/comm" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9b31f5ab2e5c0f070295206e1eb8af7b.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/1e9a839ded4b67a22b0ce8d71e669ed6.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/6a52145d8cc1abc0563235db523ccf21.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/822746cc8e2a6695920fc820c949fd0e.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9491aced84e31c7a45ab9ff289cbcf41.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/8b981f2a743187e1261b7576ee3f70c6.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/5ebbec7104a0167ab098f01c40c949e2.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/b823a9fa15cde32dfdba18d9dfe72e7a.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/99c2279888518a5052c29481ab2a3355.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/2dfaff2a3e22e2893f8a33514440dd28.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9b8c130e381df6ac1f146c32d3d6ee57.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/e7605a19be679226fc3d870568c28e37.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/ac87b315ecd5bdb988d5be5f25ad4549.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/ae3c20a61ec4e26be2a5bd1bf938057a.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/5650331dd9f1c73224aeed6f45267036.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/0e708c14d5160d48a22ec45be9a1817b.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/69faf3c1213c19f7d9f3ee6e50a7402d.png
Feb 24 17:30:51 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/929a0fa88bdd84e631be7abbcb39607c.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/f2ec2469d68bb0b08504603d07cf422d.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/98793e907ddad166ea113993e12e61d1.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/BrowserTab.qml:58:5: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/89427763ecfdb4515c2adba13fb03f2e.png
Feb 24 17:30:52 morph-browser[4570]: This plugin does not support raise()
Feb 24 17:30:52 morph-browser[4570]: file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/MorphWebView.qml:144:5: QML Connections: Cannot assign to non-existent property "onContextMenuIntercepted"
Feb 24 17:30:52 morph-browser[4570]: file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/MorphWebView.qml:144:5: QML Connections: Cannot assign to non-existent property "onInsertionHandleTapped"
Feb 24 17:30:52 morph-browser[4570]: file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/MorphWebView.qml:144:5: QML Connections: Cannot assign to non-existent property "onStatusChanged"
Feb 24 17:30:52 morph-browser[4570]: file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/MorphWebView.qml:145:9: Unable to assign [undefined] to QObject*
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/ScrollTracker.qml:54:5: QML Connections: Cannot assign to non-existent property "onContentYChanged"
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9b31f5ab2e5c0f070295206e1eb8af7b.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/1e9a839ded4b67a22b0ce8d71e669ed6.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/6a52145d8cc1abc0563235db523ccf21.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/822746cc8e2a6695920fc820c949fd0e.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9491aced84e31c7a45ab9ff289cbcf41.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/8b981f2a743187e1261b7576ee3f70c6.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/5ebbec7104a0167ab098f01c40c949e2.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/b823a9fa15cde32dfdba18d9dfe72e7a.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/99c2279888518a5052c29481ab2a3355.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/2dfaff2a3e22e2893f8a33514440dd28.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/9b8c130e381df6ac1f146c32d3d6ee57.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/e7605a19be679226fc3d870568c28e37.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/ac87b315ecd5bdb988d5be5f25ad4549.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/ae3c20a61ec4e26be2a5bd1bf938057a.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/5650331dd9f1c73224aeed6f45267036.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/0e708c14d5160d48a22ec45be9a1817b.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/69faf3c1213c19f7d9f3ee6e50a7402d.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/929a0fa88bdd84e631be7abbcb39607c.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/f2ec2469d68bb0b08504603d07cf422d.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/98793e907ddad166ea113993e12e61d1.png
Feb 24 17:30:52 morph-browser[4570]: file:///usr/share/morph-browser/webbrowser/TabPreview.qml:121:13: QML QQuickImage: Cannot open: file:///home/phablet/.cache/morph-browser/captures/89427763ecfdb4515c2adba13fb03f2e.png
Feb 24 17:30:52 morph-browser[4570]: [4570:4609:0224/173052.884125:ERROR:zygote_host_impl_linux.cc(263)] Failed to adjust OOM score of renderer with pid 4611: Permission denied (13)
Feb 24 17:30:52 audit[4570]: AVC apparmor="DENIED" operation="open" profile="morph-browser" name="/proc/4570/task/4570/comm" pid=4570 comm="morph-browser" requested_mask="r" denied_mask="r" fsuid=32011 ouid=32011
Feb 24 17:30:53 morph-browser[4570]: qml: Loaded 14 UA override(s) from file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/ua-overrides-mobile.js
Feb 24 17:30:53 morph-browser[4570]: file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/MorphWebContext.qml:89: Error: Invalid write to global property "userAgentOverrides"
Feb 24 17:30:53 morph-browser[4570]: qml: Loaded 14 UA override(s) from file:///usr/lib/aarch64-linux-gnu/qt5/qml/Morph/Web/ua-overrides-mobile.js