Issue I377 [80,fly2,gui,med,resolved] Particle definitions for FLY2 sometimes wrongly displayed "(special)" To reproduce: In Particle definitions, switch to "Grouped (.FLY2)" view. Delete and current groups and click Add to create default group. Next to "Source position", change from "single vector" to "x,y,z". Note that "X", "Y", and "Z" fields display "(special)" (but switch back to "single value" if you toggle Edit as Text on/off. Cause: display was not updating. Resolved in 8.0.3.