<div dir="ltr">Good morning,<div><br></div><div>I just finished to move my entire ParaView related development to latest versions, i.e. I migrated:</div><div><br></div><div>- from VS 2010 to 2015</div><div>- from Qt 4.8.4 to 5.8</div><div>- from ParaView 5.2 (some pre-release) to 5.3 ("official release")</div><div><br></div><div>After the normal little struggles I managed to get this built - with the exception of 5 targets:</div><div><br></div><div>- LagrangianParticleTracker</div><div>- SierraPlotTools</div><div>- SLACTools</div><div>- StreamLinesRepresentation</div><div>- NonOrthogonalSource</div><div><br></div><div>For all of them the final error comes from MOC and it is: "Undefined interface"</div><div><br></div><div>Now I don't care so much about these 5 items, but I am developing some own plugins, the latest effort being to have some customized property widget - and it turns out: I am running into the same "Undefined interface" issue!</div><div><br></div><div>Thanks to your findings already I understand that this is a Qt 5.8 problem - and that there are some fixes around that are supposed to go into Qt 5.8.1 - but this is not out yet, and I also do not see any preliminary fixes.</div><div><br></div><div>My options are now:</div><div><br></div><div>- just sit and wait for Qt 5.8.1, hope that it will fix the problem, and continue programming other things in the meantime - no idea about how long this will take!</div><div><br></div><div>- downgrade to some earlier version of Qt - with the side effect of having to downgrade also the VS version again - tedous and maybe not required!</div><div><br></div><div>- OR - ideally! - somebody can give me access to some fixed version of MOC (and whatever else may be required) so I can get around this "Undefined interface" stuff.</div><div><br></div><div>Another option would of course be to find a workaround, i.e. writing a custom property widget without running into this problem, but I already tried this and did not find a solution either...</div><div><br></div><div>Many thanks for helpful hints!</div><div><br></div><div>Regards,</div><div>Cornelis</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">2017-02-01 20:53 GMT+01:00 Ben Boeckel <span dir="ltr"><<a href="mailto:ben.boeckel@kitware.com" target="_blank">ben.boeckel@kitware.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On Wed, Feb 01, 2017 at 11:16:41 -0500, Ben Boeckel wrote:<br>
> This looks to be a 5.8 thing on Windows; 5.7.0 doesn't have this issue.<br>
> I'll try and get to look at this more today.<br>
<br>
</span>Indeed, it's a 5.8 issue. It's patched locally on the machines; trying<br>
to get it upstream now for 5.8.1.<br>
<span class=""><br>
> Enabling Qt5 required lz4 on this build; I installed the package and<br>
> restarted the failed build I saw; if there are others, let me know.<br>
<br>
</span>All required packages have been installed on `vall`.<br>
<div class="HOEnZb"><div class="h5"><br>
--Ben<br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Cornelis Bockemühl<br>Basel, Schweiz<br></div>
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