<html>
    <head>
      <base href="https://bugs.documentfoundation.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_UNCONFIRMED "
   title="UNCONFIRMED - Crash after toggling Hidden in character style a couple of times"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=124300">124300</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Crash after toggling Hidden in character style a couple of times
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>LibreOffice
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>3.5.0 release
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>UNCONFIRMED
          </td>
        </tr>

        <tr>
          <th>Keywords</th>
          <td>haveBacktrace, preBibisect, regression
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>high
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Writer
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>libreoffice-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>todventtu@suomi24.fi
          </td>
        </tr>

        <tr>
          <th>Blocks</th>
          <td>108014
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=150239" name="attach_150239" title="Backtrace of crash with Win master">attachment 150239</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=150239&action=edit" title="Backtrace of crash with Win master">[details]</a></span>
Backtrace of crash with Win master

1. Download <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=103519" name="attach_103519" title="master document">attachment 103519</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=103519&action=edit" title="master document">[details]</a></span> and <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=103520" name="attach_103520" title="sample document">attachment 103520</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=103520&action=edit" title="sample document">[details]</a></span>
2. Open the master document file (odm)
3. Open Styles deck in sidebar, character styles
4. In the bottom dropdown, switch to All styles, if not chosen yet
5. Modify the style named -hide
6. In the Font effects tab, untick Hidden and click OK
7. Go back and this time tick Hidden and click OK
You should see LibO crash.

Also repro on Linux

This is split from <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Master document incorrectly printing/exporting document with tables and footnotes"
   href="show_bug.cgi?id=81792">bug 81792</a>

3.3.0 does not crash, but 3.5.0 already does.

master~2019-03-23_00.08.44_LibreOfficeDev_6.3.0.0.alpha0_Win_x86.msi
Version: 6.3.0.0.alpha0+
Build ID: 601cc06187d20355810666547225549984b0caa4
CPU threads: 4; OS: Windows 10.0; UI render: default; VCL: win; 
Locale: fi-FI (fi_FI); UI-Language: en-US
Calc: threaded</pre>
        </div>
      </p>

        <div id="referenced">
          <hr style="border: 1px dashed #969696">
          <b>Referenced Bugs:</b>
          <ul>
              <li>
                [<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [META] Writer character style bugs and enhancements"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=108014">Bug 108014</a>] [META] Writer character style bugs and enhancements
              </li>
          </ul>
        </div>
        <br>

      <hr>
      <span>You are receiving this mail because:</span>

      <ul>
          <li>You are the assignee for the bug.</li>
      </ul>
    </body>
</html>