Rhino 6 Service Release 6 Available

Rhino 6 SR6 (6.6.18177) is now available.
Rhino will download and offer to install these updates for you, unless you’ve disabled automatic updates.

New in SR6:


  • Annotation: DimOrdinate: Needs Update Option (RH-46154)


  • Annotation: Report of corrupt DimStyles when reading V5 files. (RH-43943)
  • No Subsystem: opennurbs!ON_Geometry::GetBoundingBox – Access Denied(MERGE) (RH-46737)
  • Print: Adobe PDF crash (RH-46069)


  • 3DFace: Ngons and quads (RH-45859)
  • Annotation: ON_Font::RichTextFontName() can return a name longer than 33 chars (RH-46423)
  • Annotation: DimLinear: Add control of right or left text placement of text that won’t fit in linear dimensions (RH-46012)
  • Annotation: Linetype: LInetype scales in Layouts (RH-46139)
  • Build Process: GHA files not stored in symbol server (RH-46461)
  • Decals: Cylindrical decal shows upside down. (RH-46148)
  • Detail:
  • Display: Locked blocks, curves and surfaces (RH-45897)
  • File IO:
    • 3MF tweaks for HP (RH-46226)
    • Add UI (and code) to allow vertex colors to be optional in points export. (RH-46680)
    • PLY files are not importing properly in V6 (RH-46652)
    • Points import does not get delimiter from settings properly when it is whitespace. (RH-46704)
    • VRML import broke in recent builds of V6 (RH-46610)
  • Grasshopper: Preview shows on Layouts. (RH-46793)
  • Grasshopper: Components: Point On Curve showing old points while disabled. (RH-46778)
  • Guides: May disappear when zooming in (RH-46898)
  • Gumball: Snappy/smooth setting doesn’t stick in Options dialog (RH-46755)
  • Help:
    • Description of the Scheme parameter is out of date (RH-46475)
    • Make Help file system available for off-line V6 users (RH-43313)
    • Rhino hangs while using local help in Help panel (RH-46736)
  • Installer:
    • Make hyperlinks in Privacy Policy open default web browser (RH-46750)
    • Update installer privacy policy (RH-46643)
  • Menu: Add Privacy Policy to Help menu (RH-46835)
  • OpenNURBS:
    • Make ON_String thread-safe. (RH-46468)
    • Make ON_wString thread-safe on Windows (RH-46467)
    • Move internal system linetypes to openNURBS (RH-46264)
  • Print: Rhino PDF to Larger Sheet Sizes - No Print Weight (RH-46149)
  • PrintPreview: Print display line ends (RH-44688)
  • RDK: Document appears to be empty (RH-46786)
  • Rhino Installer Engine: V6 off-line help must be installed as “Just me” and not as “All Users” (RH-46757)
  • SDK: GHPython: ghpythonlib.components do not take **kwargs properly (RH-46672)
  • SDK: RhinoCommon:
    • .NET plug-ins compiled against V5 Rhino Common pass check but don’t display custom options pages (RH-46763)
    • MeshFaceList.DeleteFaces also deletes vertices (RH-45910)
    • ShowContextMenu not working as expected (RH-40761)
  • Selection: Make SubD control polygon pickable (RH-46067)
  • SmartTrack: Implied from smarttrack move by distance is busted in v6 (RH-46739)
  • Templates: Invalid Default Template File (RH-46780)
  • ViewCaptureToClipboard: View capture from Raytraced kicks off a rerender when it shouldn’t (RH-46313)
  • VolumeMoments: Typo in report (RH-46682)


  • File IO: RhinoDoc.WriteFile locks file after writing (RH-44225)
  • SDK: RhinoCommon: Rhino.UI.Dialogs.ShowContextMenu doesn’t accept null modes argument like it did in Rhino5 (RH-46606)