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    <body><span class="vcard"><a class="email" href="mailto:ilmari.lauhakangas@libreoffice.org" title="Buovjaga <ilmari.lauhakangas@libreoffice.org>"> <span class="fn">Buovjaga</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - "1-bit colormap" PNG images print as solid black boxes"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=75285">bug 75285</a>
          <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Resolution</td>
           <td>NOTOURBUG
           </td>
           <td>---
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Status</td>
           <td>RESOLVED
           </td>
           <td>NEW
           </td>
         </tr></table>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - "1-bit colormap" PNG images print as solid black boxes"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=75285#c28">Comment # 28</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - "1-bit colormap" PNG images print as solid black boxes"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=75285">bug 75285</a>
              from <span class="vcard"><a class="email" href="mailto:ilmari.lauhakangas@libreoffice.org" title="Buovjaga <ilmari.lauhakangas@libreoffice.org>"> <span class="fn">Buovjaga</span></a>
</span></b>
        <pre>(In reply to Janne Korkkula from <a href="show_bug.cgi?id=75285#c6">comment #6</a>)
<span class="quote">> Created <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=139467" name="attach_139467" title="Simple demo document from 5.1.6.2">attachment 139467</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=139467&action=edit" title="Simple demo document from 5.1.6.2">[details]</a></span>
> Simple demo document from 5.1.6.2</span >

Well, Thorsten, I am still able to repro with this document while printing to
physical printer. Also, you talk about CUPS, but people on Windows could also
repro.

After printing, I opened the file /var/spool/cups/d00211-001 in Okular and it
did not show a black box, but the QR code.

Arch Linux
cups-filters 1.27.1
libcups 2.3.1
cups 2.3.1

Version: 7.0.0.0.alpha0+
Build ID: 9b8180dfb71e139d78be487967f741e1f9f46d51
CPU threads: 8; OS: Linux 5.5; UI render: default; VCL: kf5; 
Locale: fi-FI (fi_FI.UTF-8); UI-Language: en-US
Calc: threaded
Built on 7 February 2020</pre>
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