Hi David,
On 11/01/15 09:31, David Cortesi wrote:
> I am experimenting with bundling an app based on Python3.4 and PyQt5.4 under
> Mac
> OSX 10.10. (so, really really up to date, eh?)
>
> My app terminates with the message,
>
> This application failed to start because it could not find or load the Qt
> platform plugin "cocoa".
>
> Reinstalling the application may fix this problem.
>
> Abort trap: 6
>
>
> (so, probably a Qt message)
>
> The app runs correctly from the command line or in an IDE. I see a file
> libqcocoa.dylib in the Qt5.4 plugins directory. However, copying that into the
> bundle folder does not change the result.
>
> I modified the spec file as follows:
>
> coll = COLLECT(exe,
> a.binaries+[
>
>
> ('cocoa','/Developer/5.4/clang_64/plugins/platforms/libqcocoa.dylib','BINARY'),
>
>
> ('libqcocoa','/Developer/5.4/clang_64/plugins/platforms/libqcocoa.dylib','BINARY')
>
> ],
>
> ... etc)
>
>
> and this does copy the file into dist/appname (twice) but the app still
> terminates with the message above. So Qt is not looking for the lib there.
>
> Searching on the message text produces many hits in many different apps. The
> post at [1] offers the solution of changing the source code to tell the
> QApplication to look for plugins in the app folder AND going through a lot of
> rigamarole with an XCode utility called install_name_tool to modify the
> plugins
> after they are copied.
>
> Any simpler suggestions are welcome!
>
> Thanks for your time,
>
> Dave Cortesi
>
> [1] http://qt-project.org/forums/viewthread/26446
On my builds of a working app the libqcocoa.dylib file goes here:
Contents/MacOS/qt5_plugins/platforms/
PyInstaller does this for me, though. I'm using a version from git from June
2014.
Glenn
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