Similar problem with In Design 16.2.1 on macOS Mojave 10.14.6 on 27" iMac. Small black horizontal lines appear sporadically when a texte frame is modified. They leave easily, but not without some kind of manipulation. It's very tiresome. My 2 colleagues with similar set-ups have the same problem.
Similar problem with In Design 16.2.1 on macOS Mojave 10.14.6 on 27" iMac. Small black horizontal lines appear sporadically when a texte frame is modified. They leave easily, but not without some kind of manipulation. It's very tiresome. My 2 colleagues with similar set-ups have the same problem.