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    <div class="moz-cite-prefix">I've read the rest of the this thread
      and understand I should update and try again. But for info:</div>
    <div class="moz-cite-prefix"><br>
    </div>
    <div class="moz-cite-prefix">(gdb) bt<br>
      #0  0x00007ffff4361fd8 in QMutex::lock() () from
      /tmp/.mount_digikatLEdZE/usr/lib/libQt5Core.so.5<br>
      #1  0x00007ffff7822ba1 in QMutexLocker::QMutexLocker (m=0x9f26860,
      this=<synthetic pointer>) at
      ././/include/QtCore/qmutex.h:206<br>
      #2  Digikam::DImg::setMetadata (this=0x9ef3428, data=...) at
      /b/dktemp/digikam-v7.0.0-beta1/core/libs/dimg/dimg_props.cpp:178<br>
      #3  0x00007ffff76d35f1 in Digikam::DImgLoader::readMetadata
      (this=0x7fff84186240, filePath=...) at
      /b/dktemp/digikam-v7.0.0-beta1/core/libs/dimg/loaders/dimgloader.cpp:220<br>
      #4  0x00007fffc902af99 in
      DigikamJPEGDImgPlugin::DImgJPEGLoader::load (this=0x7fff84186240,
      filePath=..., observer=0x9ef3250)<br>
          at
/b/dktemp/digikam-v7.0.0-beta1/core/dplugins/dimg/jpeg/dimgjpegloader_load.cpp:56<br>
      #5  0x00007ffff781c464 in Digikam::DImg::load
      (this=this@entry=0x9ef3428, filePath=...,
      loadFlagsInt=loadFlagsInt@entry=63,
      observer=observer@entry=0x9ef3250, rawDecodingSettings=...)<br>
          at
      /b/dktemp/digikam-v7.0.0-beta1/core/libs/dimg/dimg_fileio.cpp:138<br>
      #6  0x00007ffff781d520 in Digikam::DImg::load
      (this=this@entry=0x9ef3428, filePath=...,
      observer=observer@entry=0x9ef3250, rawDecodingSettings=...)<br>
          at
      /b/dktemp/digikam-v7.0.0-beta1/core/libs/dimg/dimg_fileio.cpp:63<br>
      #7  0x00007ffff78ed8c5 in Digikam::PreviewLoadingTask::execute
      (this=0x9ef3240) at
/b/dktemp/digikam-v7.0.0-beta1/core/libs/threadimageio/preview/previewtask.cpp:286<br>
      #8  0x00007ffff79032be in Digikam::LoadSaveThread::run
      (this=0x4c0d4a0) at
/b/dktemp/digikam-v7.0.0-beta1/core/libs/threadimageio/fileio/loadsavethread.cpp:133<br>
      #9  0x00007ffff7927dee in Digikam::DynamicThread::Private::run
      (this=0x3dd8ef0) at
      /b/dktemp/digikam-v7.0.0-beta1/core/libs/threads/dynamicthread.cpp:183<br>
      #10 0x00007ffff4365a27 in ?? () from
      /tmp/.mount_digikatLEdZE/usr/lib/libQt5Core.so.5<br>
      #11 0x00007ffff4361ca3 in ?? () from
      /tmp/.mount_digikatLEdZE/usr/lib/libQt5Core.so.5<br>
      #12 0x00007ffff3d2ffa3 in start_thread (arg=<optimized out>)
      at pthread_create.c:486<br>
      #13 0x00007ffff3c604cf in clone () at
      ../sysdeps/unix/sysv/linux/x86_64/clone.S:95<br>
    </div>
    <div class="moz-cite-prefix"><br>
    </div>
    <div class="moz-cite-prefix"><br>
    </div>
    <div class="moz-cite-prefix">On 04/01/2020 11:50, Gilles Caulier
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:CAHFG6sGEi1oMRGV-eVV-Nm14Y2pxMB9J0A6HUXbA6DrqOgPyBg@mail.gmail.com">
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      <div dir="ltr">Ok, 
        <div><br>
        </div>
        <div>When it crash, just enter "bt" in gdb prompt to get a
          backtrace.</div>
        <div><br>
        </div>
        <div>We explain all in this page :</div>
        <div><br>
        </div>
        <div><a href="https://www.digikam.org/contribute/"
            moz-do-not-send="true">https://www.digikam.org/contribute/</a><br>
        </div>
        <div><br>
        </div>
        <div>Gilles Caulier</div>
      </div>
      <br>
      <div class="gmail_quote">
        <div dir="ltr" class="gmail_attr">Le sam. 4 janv. 2020 à 05:08,
          Dougie Nisbet <<a href="mailto:dougie@katsura.uk"
            moz-do-not-send="true">dougie@katsura.uk</a>> a écrit :<br>
        </div>
        <blockquote class="gmail_quote" style="margin:0px 0px 0px
          0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div>
            <div>On 03/01/2020 22:00, Dougie Nisbet wrote:<br>
            </div>
            <blockquote type="cite">
              <div>On 03/01/2020 21:45, Gilles Caulier wrote:<br>
              </div>
              <blockquote type="cite">Useful info can be get if you run
                AppImage with debugger. There is a dedicated option to
                pass to appimage for that : "debug".</blockquote>
              <p>Thanks. I've just restarted it and doing a full scan
                with debug arg. Going to bed now.</p>
              <p>Dougie<br>
              </p>
            </blockquote>
            <p>Ok, crashed again. Not sure what to do that might be
              useful. <br>
            </p>
            <p>Digikam::DImg::load:
              "/store/media/images/2010/11/13/runroute.jpg" : "JPEG"
              file identified<br>
              Digikam::DetectionWorker::process: Found 0 faces in
              "Roseberry Topping 01-09-2009, Heart rate - Time.jpg"
              QSize(2000, 1200) QSize(2000, 1200)<br>
              Digikam::DetectionWorker::process: Found 0 faces in "photo
              by david aspin -- 13-11-2010 16-43-30.jpg" QSize(1024,
              768) QSize(1024, 768)<br>
              Digikam::DatabaseWriter::process: Removing old entries ()<br>
              Digikam::FacePipeline::Private::checkFinished: Check for
              finish:  14 packages, 0 infos to filter, hasFinished()
              false<br>
              Digikam::DetectionWorker::process: Found 0 faces in
              "Roseberry Topping 01-09-2009, Elevation - Distance.jpg"
              QSize(2000, 1200) QSize(2000, 1200)<br>
              Digikam::DetectionWorker::process: Found 0 faces in
              "Roseberry Topping 01-09-2009, Pace - Time.jpg"
              QSize(2000, 1200) QSize(2000, 1200)<br>
              Digikam::FacePipeline::Private::checkFinished: Check for
              finish:  13 packages, 0 infos to filter, hasFinished()
              false<br>
              Digikam::DatabaseWriter::process: Removing old entries ()<br>
              Digikam::ActionThreadBase::setMaximumNumberOfThreads:
              Using  8  CPU core to run threads<br>
              [New Thread 0x7fff6a7fc700 (LWP 23763)]<br>
              Digikam::ActionThreadBase::setMaximumNumberOfThreads:
              Using  8  CPU core to run threads<br>
              Digikam::ActionThreadBase::run: Action Thread run  1  new
              jobs<br>
              [New Thread 0x7fff9b7fe700 (LWP 23765)]<br>
              [New Thread 0x7fff6b7fe700 (LWP 23764)]<br>
              Digikam::ActionThreadBase::run: Action Thread run  1  new
              jobs<br>
              [New Thread 0x7fff69ffb700 (LWP 23766)]<br>
              Digikam::FacePipeline::Private::checkFinished: Check for
              finish:  12 packages, 0 infos to filter, hasFinished()
              false<br>
              <br>
              Thread 21537 "Thread (pooled)" received signal SIGSEGV,
              Segmentation fault.<br>
              [Switching to Thread 0x7fff99ffb700 (LWP 1110)]<br>
              0x00007ffff4361fd8 in QMutex::lock() () from
              /tmp/.mount_digikatLEdZE/usr/lib/libQt5Core.so.5<br>
              (gdb) <br>
            </p>
          </div>
        </blockquote>
      </div>
    </blockquote>
    <p><br>
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