QLab 3.1.15 Release Notes
FIXED: A bug that could cause QLab to quit unexpectedly when using Syphon video input.
FIXED: Prevent a case where adding a split to a video surface could cause QLab to quit unexpectedly.
FIXED: A bug that could cause normal display outputs to stop rendering after a Blackmagic output was active.
FIXED: The OSC commands to setText and setLiveText now work if the titles cue is empty.
FIXED: Renumbering many cues by certain small increments (e.g. renumbering 1000 cues by an increment of 0.1) will no longer produce rounding errors in the cue numbers. (Credit for fix: Mic Pool.)
FIXED: Some cosmetic layout issues.
ADDED: "Paste and Match Style" menu item for titles cues.
ADDED: OSC method /compileSource on script cues.