Directional blur node doesn't clamp value if using driver
Open, Needs TriagePublic

Description

System Information
Win7 32 bit

Blender Version
Broken: 2.78a

Short description of error
BI viewport doesn't render until use limits for a driver.

Exact steps for others to reproduce the error
Add driver to X coordinate which has value out of 0-1 and try to viewport render. Or in .Blend file you can mute/unmute "Limit modifier" for driver.

Details

Type
Bug