--- Operating System, Graphics card ---
win7 sp1 64bit
amd 7700

--- Blender version with error, and version that worked ---
None

--- Short description of error ---
Change(by input value) Trim Duration (soft) value nothing happening. until mouse drag footage(image sequence)
Trim Duration(hard) working nice!

--- Steps for others to reproduce the error (preferably based on attached .blend file) ---
Get image sequence as footage.
shift+k hard cut.
Change one of them Trim Duration (soft) by input Value.
Don't has realtime change display as Trim Duration (hard) has . until use drag by mouse (mostly).


Thanks for your great works!