What method do you use for pasting?

Right-click and Paste Edit and Paste Ctrl + V

Experiment and see which is most stable.

Android beta version 28. behavior just showed up with the last update..

(Pretty hard to do a ctrl-v on my Razr)

Android. No right click or ctrl-v Started after last update to the beta version. (28)

Sorry, there was no indication in your question that you were using an Android.

I selected Android from the icons when asking the question, but apparently this web/blog whatever it is, didn't tag the O/S....