The bug
After switching, the line changes its position and disappears. See attached screenshots.
Linked issues
is duplicated by 9
4 more links
relates to 1
Attachments
Comments 5
It looks as though when switching away from the fishing rod, instead of disappearing, it's switching to the off-hand view.
Partially solved. Fishing line still shows for a half-second after switching.
Confirmed in major release 1.11
Seems to affect 1.13.1, see MC-136493.
Confirmed.