Quote:
Originally Posted by JimmXinu
Look at this post and look for the section How do I install a plugin manually? |
OK. I was able to download the plugin but now I'm getting a new error. ValueError: Cannot operate on null QImage
Quote:
calibre, version 4.15.0
ERROR: Unhandled exception: <b>ValueError</b>:Cannot operate on null QImage
calibre 4.15 embedded-python: True is64bit: True
Darwin-18.7.0-x86_64-i386-64bit Darwin ('64bit', '')
('Darwin', '18.7.0', 'Darwin Kernel Version 18.7.0: Sat Oct 12 00:02:19 PDT 2019; root:xnu-4903.278.12~1/RELEASE_X86_64')
Python 2.7.16
OSX: ('10.14.6', ('', '', ''), 'x86_64')
Interface language: None
Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 31, 0) && DeDRM (6, 6, 3) && Package KFX (from KFX Input) (1, 31, 0) && Generate Cover (1, 5, 23) && Count Pages (1, 9, 0) && KFX metadata reader (from KFX Input) (1, 31, 0) && KFX Input (1, 31, 0) && Obok DeDRM (6, 5, 4)
Traceback (most recent call last):
File "calibre_plugins.generate_cover.action", line 66, in _generate_cover
File "calibre_plugins.generate_cover.dialogs", line 1379, in __init__
File "calibre_plugins.generate_cover.dialogs", line 1671, in display_preview
File "calibre_plugins.generate_cover.draw", line 341, in generate_cover_for_book
File "calibre_plugins.generate_cover.draw", line 189, in create_cover_page
File "site-packages/calibre/utils/magick/legacy.py", line 112, in compose
File "site-packages/calibre/utils/img.py", line 339, in overlay_image
ValueError: Cannot operate on null QImage
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