[QGIS-Developer] QtCreator does not start QGIS?

[Vincent Cloarec]

This works for me :
http://osgeo-org.1560.x6.nabble.com/QGIS-Developer-Qtcreator-debug-issues-td5389889.html


Le lun. 23 nov. 2020 à 13:26, Luigi Pirelli <luipir at gmail.com> a écrit :

> hmmmm... seems the same error happen with qt 5.12.8 (eg.. version with
> ubuntu 20.04 LTR)
>
> src/core/qgsproviderregistry.cpp:261 : (init) [0ms] Checking ogr:
> ...loaded OK (59 file filters)
> src/core/auth/qgsauthmanager.cpp:180 : (init) [0ms] Initializing QCA...
>
> Thread 5 "QDBusConnection" received signal SIG33, Real-time event 33.
> [Switching to Thread 0x7fffdaffd700 (LWP 285949)]
> 0x00007ffff1e4baff in __GI___poll (fds=0x7fffd000eaf0, nfds=5, timeout=-1)
> at ../sysdeps/unix/sysv/linux/poll.c:29
> 29 ../sysdeps/unix/sysv/linux/poll.c: No such file or directory.
>
>
> there is a workaround? I need to debug some crashes
>
> regards
> Luigi Pirelli
>
>
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>
> On Thu, 12 Nov 2020 at 18:00, Sandro Mani <manisandro at gmail.com> wrote:
>
>> Hi Richard
>>
>> If you are using Qt5.15.{0,1} and are getting random SIGTRAPS, or the
>> process segfaulting straight after starting through gdb, this might be
>> [1].
>>
>> Sandro
>>
>> [1] https://bugreports.qt.io/browse/QTBUG-86319
>>
>> On 12.11.20 15:45, Richard Duivenvoorde wrote:
>> > Still having troubles starting QGIS in debug in QtCreator in my setup
>> today.
>> >
>> > See https://duif.net/qc.png
>> >
>> > So QGIS (in QtCreator) starts, and during startup it stops and shows me
>> the dissassembler(?) view. Sometimes I can see something (like in this
>> screendump: something with libnss ?) sometimes all is white/empty.
>> >
>> > Last this I in the log is: "Destroyed while process ("whoami"), which
>> according to git is recently changed but... does not seem related to me:
>> >
>> https://github.com/qgis/QGIS/commit/7a38388a8762503b0bdba55065fffea2ff24137a
>> >
>> > Regards,
>> >
>> > Richard
>> >
>> >
>> >
>> > On 11/11/20 9:16 AM, Richard Duivenvoorde wrote:
>> >> Hi,
>> >>
>> >> Currently in my Qt build I cannot debug QGIS in qtcreator because it
>> hangs/stops when showing the splash.
>> >> After some time the Application Output shows:
>> >>
>> >> ../../src/core/qgsmessagelog.cpp:29 : (logMessage) [60891ms]
>> [thread:0x5555560d9d00] 2020-11-11T08:58:15 [1] HTTP fetch
>> https://feed.qgis.org/?after=1605081272&lang=en failed with error
>> Operation canceled
>> >> ../../src/core/qgsmessagelog.cpp:29 : (logMessage) [0ms]
>> [thread:0x5555560d9d00] 2020-11-11T08:58:15 Network[1] Network request
>> https://feed.qgis.org/?after=1605081272&lang=en timed out
>> >>
>> >> I am connected, and https://feed.qgis.org/?after=1605081272&lang=en
>> is available from my browser.
>> >>
>> >> Disabling: 'Show QGIS news feed on welcome page' and 'Check QGIS
>> version at startup' fix this.
>> >>
>> >> Others have this issue currently?
>> >>
>> >> (I hit my head also with this sometimes when in mixed/http proxied
>> environments
>> >> I still think we should use 'opt in' for these 'QGIS phoning home
>> stuff' instead of 'opt out')
>> >>
>> >> Regards,
>> >>
>> >> Richard Duivenvoorde
>> >>
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