ngraham added a comment.
Ah yeah, Neon only has Poppler 0.62. So the color changing feature just doesn't work without Poppler 0.69? If that's the case, we should probably turn it off unless you have a good enough Poppler version. REPOSITORY R223 Okular REVISION DETAIL https://phabricator.kde.org/D15205 To: tobiasdeiminger, sander Cc: ngraham, kde-doc-english, sander, okular-devel, skadinna, aacid