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black screen crash on preview

DH
Dave Harris
Sun, Mar 6, 2022 1:46 PM

Hi.  Reporting that I got a crash when I hit OpenSCAD preview.
Had been using OpenSCAD for about an hour.
No message. Black screen, just cursor flashing, top left. No keyboard or
mouse.
No sound from HDD. Laptop bleeped, when power cord pulled out and put back.

Let it sit for a while, no change. Power off/on. Ubuntu restarted OK.
OpenSCAD started OK, but lost the last edits, will have to redo.
Project is a bit big to share (28 files).

Any thoughts, any data I could collect? (kern.log snip is below)

OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM.

Best regards  Dave

Mar  6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.319659]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.323036] audit: type=1107
audit(1646568961.458:277): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.323036]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.524467] audit: type=1107
audit(1646569540.660:278): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="DeviceRemoved"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.524467]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.525864] audit: type=1107
audit(1646569540.664:279): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.525864]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.528052] audit: type=1107
audit(1646569540.664:280): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.528052]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.530987] audit: type=1107
audit(1646569540.668:281): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="DeviceRemoved"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.530987]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.531620] audit: type=1107
audit(1646569540.668:282): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.531620]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.532853] audit: type=1107
audit(1646569540.672:283): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.532853]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.172527] audit: type=1107
audit(1646569541.308:284): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7"
interface="org.freedesktop.NetworkManager.Connection.Active"
member="PropertiesChanged" name=":1.13" mask="receive" pid=7508
label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined"
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.172527]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.174047] audit: type=1107
audit(1646569541.312:285): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager"
interface="org.freedesktop.NetworkManager" member="PropertiesChanged"
name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad"
peer_pid=886 peer_label="unconfined"
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.174047]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176017] audit: type=1107
audit(1646569541.312:286): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7"
interface="org.freedesktop.NetworkManager.Connection.Active"
member="PropertiesChanged" name=":1.13" mask="receive" pid=7508
label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined"
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176017]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176304] audit: type=1107
audit(1646569541.312:287): pid=885 uid=103 auid=4294967295 ses=4294967295
subj=unconfined msg='apparmor="DENIED" operation="dbus_signal"
bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7"
interface="org.freedesktop.NetworkManager.Connection.Active"
member="PropertiesChanged" name=":1.13" mask="receive" pid=7508
label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined"
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176304]
exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
Mar  6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.313449] loop13: detected
capacity change from 0 to 512016
Mar  6 12:25:43 dh-aceraspiree15-i3 kernel: [27753.156742] wlp2s0:
deauthenticating from 24:20:c7:91:e1:4d by local choice (Reason:
3=DEAUTH_LEAVING)
Mar  6 12:25:52 dh-aceraspiree15-i3 kernel: [27762.564051] rfkill: input
handler enabled
Mar  6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848252]
kauditd_printk_skb: 25 callbacks suppressed
Mar  6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848257] audit: type=1400
audit(1646569698.991:313): apparmor="STATUS" operation="profile_replace"
info="same as current profile, skipping" profile="unconfined"
name="/snap/snapd/14978/usr/lib/snapd/snap-confine" pid=12645
comm="apparmor_parser"
Mar  6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848265] audit: type=1400
audit(1646569698.991:314): apparmor="STATUS" operation="profile_replace"
info="same as current profile, skipping" profile="unconfined"
name="/snap/snapd/14978/usr/lib/snapd/snap-confine//mount-namespace-capture-helper"
pid=12645 comm="apparmor_parser"
Mar  6 12:28:19 dh-aceraspiree15-i3 kernel: [27909.148193] audit: type=1400
audit(1646569699.291:315): apparmor="STATUS" operation="profile_replace"
profile="unconfined" name="snap-update-ns.zoom-client" pid=12647
comm="apparmor_parser"
Mar  6 12:28:20 dh-aceraspiree15-i3 kernel: [27910.418794] audit: type=1400
audit(1646569700.563:316): apparmor="STATUS" operation="profile_replace"
profile="unconfined" name="snap.zoom-client.hook.configure" pid=12648
comm="apparmor_parser"
Mar  6 12:28:21 dh-aceraspiree15-i3 kernel: [27911.594195] audit: type=1400
audit(1646569701.735:317): apparmor="STATUS" operation="profile_replace"
profile="unconfined" name="snap.zoom-client.zoom-client" pid=12649
comm="apparmor_parser"
Mar  6 12:46:48 dh-aceraspiree15-i3 kernel: [    0.000000] microcode:
microcode updated early to revision 0xea, date = 2021-01-05
Mar  6 12:46:48 dh-aceraspiree15-i3 kernel: [    0.000000] Linux version
5.13.0-30-generic (buildd@lcy02-amd64-003) (gcc (Ubuntu
9.3.0-17ubuntu1~20.04) 9.3.0, GNU ld (GNU Binutils for Ubuntu) 2.34)
#33~20.04.1-Ubuntu SMP Mon Feb 7 14:25:10 UTC 2022 (Ubuntu
5.13.0-30.33~20.04.1-generic 5.13.19)
Mar  6 12:46:48 dh-aceraspiree15-i3 kernel: [    0.000000] Command line:
BOOT_IMAGE=/boot/vmlinuz-5.13.0-30-generic
root=UUID=dc631a46-0a35-47d1-baec-07e9b33caed2 ro quiet splash vt.handoff=7

Hi. Reporting that I got a crash when I hit OpenSCAD preview. Had been using OpenSCAD for about an hour. No message. Black screen, just cursor flashing, top left. No keyboard or mouse. No sound from HDD. Laptop bleeped, when power cord pulled out and put back. Let it sit for a while, no change. Power off/on. Ubuntu restarted OK. OpenSCAD started OK, but lost the last edits, will have to redo. Project is a bit big to share (28 files). Any thoughts, any data I could collect? (kern.log snip is below) OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM. Best regards Dave Mar 6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.319659] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.323036] audit: type=1107 audit(1646568961.458:277): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:16:01 dh-aceraspiree15-i3 kernel: [27171.323036] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.524467] audit: type=1107 audit(1646569540.660:278): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="DeviceRemoved" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.524467] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.525864] audit: type=1107 audit(1646569540.664:279): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.525864] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.528052] audit: type=1107 audit(1646569540.664:280): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.528052] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.530987] audit: type=1107 audit(1646569540.668:281): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="DeviceRemoved" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.530987] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.531620] audit: type=1107 audit(1646569540.668:282): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.531620] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.532853] audit: type=1107 audit(1646569540.672:283): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:40 dh-aceraspiree15-i3 kernel: [27750.532853] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.172527] audit: type=1107 audit(1646569541.308:284): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.172527] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.174047] audit: type=1107 audit(1646569541.312:285): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager" interface="org.freedesktop.NetworkManager" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.174047] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176017] audit: type=1107 audit(1646569541.312:286): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176017] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176304] audit: type=1107 audit(1646569541.312:287): pid=885 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_signal" bus="system" path="/org/freedesktop/NetworkManager/ActiveConnection/7" interface="org.freedesktop.NetworkManager.Connection.Active" member="PropertiesChanged" name=":1.13" mask="receive" pid=7508 label="snap.openscad.openscad" peer_pid=886 peer_label="unconfined" Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.176304] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?' Mar 6 12:25:41 dh-aceraspiree15-i3 kernel: [27751.313449] loop13: detected capacity change from 0 to 512016 Mar 6 12:25:43 dh-aceraspiree15-i3 kernel: [27753.156742] wlp2s0: deauthenticating from 24:20:c7:91:e1:4d by local choice (Reason: 3=DEAUTH_LEAVING) Mar 6 12:25:52 dh-aceraspiree15-i3 kernel: [27762.564051] rfkill: input handler enabled Mar 6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848252] kauditd_printk_skb: 25 callbacks suppressed Mar 6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848257] audit: type=1400 audit(1646569698.991:313): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/snapd/14978/usr/lib/snapd/snap-confine" pid=12645 comm="apparmor_parser" Mar 6 12:28:18 dh-aceraspiree15-i3 kernel: [27908.848265] audit: type=1400 audit(1646569698.991:314): apparmor="STATUS" operation="profile_replace" info="same as current profile, skipping" profile="unconfined" name="/snap/snapd/14978/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=12645 comm="apparmor_parser" Mar 6 12:28:19 dh-aceraspiree15-i3 kernel: [27909.148193] audit: type=1400 audit(1646569699.291:315): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap-update-ns.zoom-client" pid=12647 comm="apparmor_parser" Mar 6 12:28:20 dh-aceraspiree15-i3 kernel: [27910.418794] audit: type=1400 audit(1646569700.563:316): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap.zoom-client.hook.configure" pid=12648 comm="apparmor_parser" Mar 6 12:28:21 dh-aceraspiree15-i3 kernel: [27911.594195] audit: type=1400 audit(1646569701.735:317): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="snap.zoom-client.zoom-client" pid=12649 comm="apparmor_parser" Mar 6 12:46:48 dh-aceraspiree15-i3 kernel: [ 0.000000] microcode: microcode updated early to revision 0xea, date = 2021-01-05 Mar 6 12:46:48 dh-aceraspiree15-i3 kernel: [ 0.000000] Linux version 5.13.0-30-generic (buildd@lcy02-amd64-003) (gcc (Ubuntu 9.3.0-17ubuntu1~20.04) 9.3.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #33~20.04.1-Ubuntu SMP Mon Feb 7 14:25:10 UTC 2022 (Ubuntu 5.13.0-30.33~20.04.1-generic 5.13.19) Mar 6 12:46:48 dh-aceraspiree15-i3 kernel: [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.13.0-30-generic root=UUID=dc631a46-0a35-47d1-baec-07e9b33caed2 ro quiet splash vt.handoff=7
TP
Torsten Paul
Sun, Mar 6, 2022 5:05 PM

On 06.03.22 14:46, Dave Harris wrote:

No message. Black screen, just cursor flashing, top left. No keyboard or mouse.
No sound from HDD. Laptop bleeped, when power cord pulled out and put back.

That sounds like either Desktop Environment, GPU or Kernel crash.
I don't think there's much OpenSCAD can do here. It might trigger
the issue by doing something strange, but that still should not
cause such a crash.

If you did a preview with the changed file, it should have a
backup in the "Backup Path" as shown in Help->Library Info.

E.g. on Linux: $HOME/.local/share/OpenSCAD/backups

ciao,
Torsten.

On 06.03.22 14:46, Dave Harris wrote: > No message. Black screen, just cursor flashing, top left. No keyboard or mouse. > No sound from HDD. Laptop bleeped, when power cord pulled out and put back. That sounds like either Desktop Environment, GPU or Kernel crash. I don't think there's much OpenSCAD can do here. It might trigger the issue by doing something strange, but that still should not cause such a crash. If you did a preview with the changed file, it should have a backup in the "Backup Path" as shown in Help->Library Info. E.g. on Linux: $HOME/.local/share/OpenSCAD/backups ciao, Torsten.
NH
nop head
Sun, Mar 6, 2022 5:14 PM

I had a period where OpenSCAD would BSOD my machine. It turned out the PSU
was on its way out and OpenSCAD caused a big load. It also crashed in
Google street view, which also seemed to max out the PSU load.

On Sun, 6 Mar 2022 at 17:06, Torsten Paul Torsten.Paul@gmx.de wrote:

On 06.03.22 14:46, Dave Harris wrote:

No message. Black screen, just cursor flashing, top left. No keyboard or

mouse.

No sound from HDD. Laptop bleeped, when power cord pulled out and put

back.

That sounds like either Desktop Environment, GPU or Kernel crash.
I don't think there's much OpenSCAD can do here. It might trigger
the issue by doing something strange, but that still should not
cause such a crash.

If you did a preview with the changed file, it should have a
backup in the "Backup Path" as shown in Help->Library Info.

E.g. on Linux: $HOME/.local/share/OpenSCAD/backups

ciao,
Torsten.


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I had a period where OpenSCAD would BSOD my machine. It turned out the PSU was on its way out and OpenSCAD caused a big load. It also crashed in Google street view, which also seemed to max out the PSU load. On Sun, 6 Mar 2022 at 17:06, Torsten Paul <Torsten.Paul@gmx.de> wrote: > On 06.03.22 14:46, Dave Harris wrote: > > No message. Black screen, just cursor flashing, top left. No keyboard or > mouse. > > No sound from HDD. Laptop bleeped, when power cord pulled out and put > back. > > That sounds like either Desktop Environment, GPU or Kernel crash. > I don't think there's much OpenSCAD can do here. It might trigger > the issue by doing something strange, but that still should not > cause such a crash. > > If you did a preview with the changed file, it should have a > backup in the "Backup Path" as shown in Help->Library Info. > > E.g. on Linux: $HOME/.local/share/OpenSCAD/backups > > ciao, > Torsten. > _______________________________________________ > OpenSCAD mailing list > To unsubscribe send an email to discuss-leave@lists.openscad.org >
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grauf@protonmail.com
Sun, Mar 6, 2022 5:42 PM

Dave Harris wrote:

OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM.

There’s an OpenSCAD/Mesa related bug that exhibits with some Intel graphics cards described at https://gitlab.freedesktop.org/mesa/mesa/-/issues/3570  .  Last post contains a workaround starting OpenSCAD on command-line with environment variable MESA_LOADER_DRIVER_OVERRIDE=i965 set that may be worth a try.

Dave Harris wrote: > OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM. There’s an OpenSCAD/Mesa related bug that exhibits with some Intel graphics cards described at https://gitlab.freedesktop.org/mesa/mesa/-/issues/3570 . Last post contains a workaround starting OpenSCAD on command-line with environment variable MESA_LOADER_DRIVER_OVERRIDE=i965 set that may be worth a try.
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MichaelAtOz
Sun, Mar 6, 2022 10:51 PM

Grauf, do you know whether such environment variables have effect on Windows, and/or with software rendering on OpenCSG (ie opengl32.dll)?

Is there and relevant documentation?


From: grauf@protonmail.com [mailto:grauf@protonmail.com]
Sent: Mon, 7 Mar 2022 04:43
To: discuss@lists.openscad.org
Subject: [OpenSCAD] Re: black screen crash on preview

Dave Harris wrote:

OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM.

There’s an OpenSCAD/Mesa related bug that exhibits with some Intel graphics cards described at https://gitlab.freedesktop.org/mesa/mesa/-/issues/3570 . Last post contains a workaround starting OpenSCAD on command-line with environment variable MESA_LOADER_DRIVER_OVERRIDE=i965 set that may be worth a try.

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Grauf, do you know whether such environment variables have effect on Windows, and/or with software rendering on OpenCSG (ie opengl32.dll)? Is there and relevant documentation? _____ From: grauf@protonmail.com [mailto:grauf@protonmail.com] Sent: Mon, 7 Mar 2022 04:43 To: discuss@lists.openscad.org Subject: [OpenSCAD] Re: black screen crash on preview Dave Harris wrote: OpenSCAD 2021.01, Ubuntu 20.04.4 LTS, Acer E5-575-33BM, 8GB RAM. There’s an OpenSCAD/Mesa related bug that exhibits with some Intel graphics cards described at https://gitlab.freedesktop.org/mesa/mesa/-/issues/3570 . Last post contains a workaround starting OpenSCAD on command-line with environment variable MESA_LOADER_DRIVER_OVERRIDE=i965 set that may be worth a try. -- This email has been checked for viruses by AVG. https://www.avg.com
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grauf@protonmail.com
Mon, Mar 7, 2022 10:35 PM

MichaelAtOz wrote:

Grauf, do you know whether such environment variables have effect on Windows, and/or with software rendering on OpenCSG (ie opengl32.dll)?

Is there and relevant documentation?

Nothing that I can add to this.  It just happened that I’ve been bitten by this bug and the mentioned workaround work for me.

For Windows, registry keys might be the way to go to affect DLL behaviour, but I’m just a poor^Whappy Linux user.

MichaelAtOz wrote: > Grauf, do you know whether such environment variables have effect on Windows, and/or with software rendering on OpenCSG (ie opengl32.dll)? > > Is there and relevant documentation? Nothing that I can add to this. It just happened that I’ve been bitten by this bug and the mentioned workaround work for me. For Windows, registry keys might be the way to go to affect DLL behaviour, but I’m just a poor^Whappy Linux user.