Rhino 7 Service Release Available

Rhino 7 Service Release 20 for Windows and Mac (7.20.22193) is now available
Rhino will automatically update, unless updates are disabled.
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Bugs Fixed:

  • DimArea: Reported a negative value in a specific case (RH-68956)
  • ExtractSubCrv: Reported too many messages in command-line history (RH-68919)
  • Gumball: Extrude handles did not show for sub-objects until Reflect was updated or removed (RH-68603)
  • GumballAlignment: Default did not update (RH-68735)
  • Lights: Dragging intensity spinner and releasing left mouse button on color box incorrectly popped up select color dialog (RH-68625)
  • Match: Curvature continuity changed wrong end of curve (RH-68826)
  • NamedSelections: Adding selection sets did not trigger saving file prompt if no other changes were made in the model (RH-68727)
  • Picture: Displayed the old bitmap even after deleted (RH-68637)
  • Rendering: Cycles Viewport: Skylight did not properly turn off (RH-69072)
  • Scale1D: Scaling block insertion points incorrectly scaled block geometries (RH-64983)
  • Surface-surface intersection: Overlapping detection was much slower in V7 (RH-68720)
  • ToNURBS: Failed when SubD faces exceeded 30k (RH-62025)
  • Undo: Only one Undo was possible if Max undo memory was set to 4096 MB (RH-47940)

Crashes Fixed:

  • Layout: Right-clicking a field in the Layouts panel caused a crash (RH-68840)


  • TextField: CurveLength, Area, and Volume pay attention to annotation linear resolution instead of model unit display precision (RH-68638)

Regressions Fixed:

  • SDK: RhinoCommon: Intersections.CurveLine sometimes returned null (RH-69329)

SDK Enhancement:

  • SDK: RhinoCommon:
    • Added IRhRdkContents::SelectContent() (RH-68627)
    • Exposed ON_Geometry::DataCRC (RH-68961)
    • Exposed CRhinoEventWatcher::OnUnitsChangedWithScaling (RH-68860)

Tasks Completed:

  • RPC: Plug-in is removed from Rhino installer (available for download from Package Manager) (RH-69251)

Mac-Only Changes

Bugs Fixed:

  • Block: Editing block definition properties did not flag file being modified (RH-68825)
  • Grasshopper: Status bar was missing (RH-68957)
  • Layer: Could not turn off multiple selected layers at once in Layout and Detail (RH-58612)

Windows-Only Changes

Bugs Fixed:

  • Annotation: Styles: Editing suffix of length units locked up (RH-68617)
  • LoadPlugin: Some plug-ins failed to initialize after installing the latest SRC (RH-69016)