there was a word on the release note. evidently it was caused by the 32-bit version of PDFKit (Apple framework, part of the OS)
http://download.4d.com/Documents/Products_Documentation/LastVersions/Line_16/VIntl/4D_v16_3_ReleaseNotes.pdf > 2018/05/15 17:10、Piotr Chabot Stadhouders via 4D_Tech <4d_tech@lists.4d.com> > のメール: > We also have problems viewing PDF in a webarea with 4D 32-bit on High Sierra > Do you know if this is a 32-bit problem? > So going to 64-bit would solve the problem? ********************************************************************** 4D Internet Users Group (4D iNUG) FAQ: http://lists.4d.com/faqnug.html Archive: http://lists.4d.com/archives.html Options: https://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************