Rhino 6 Service Release 22 Now Available

Rhino 6 SR22 (6.22.20028) Is now available for Windows and Mac.
Rhino will download and offer to install these updates for you, unless you’ve disabled automatic updates.

Bugs Fixed:

  • Dragging a texture between child slots removes the instancing (RH-55961)
  • Animation: Animation name does not stick in scripted version (RH-56081)
  • Annotation: Find a way to get a parent dimstyle in ON_TextContent::Internal_ParseRtf() (RH-56565)
  • Annotation: Text:
    • Does not remember height (RH-55854)
    • Problem with RTF returned to UI (RH-56547)
  • Cycles: Groundplane mapping with texture set to WCS or WCS Box incorrect (RH-55981)
  • Display: Editing text is clipped (RH-55937)
  • Eto: Initial location of Eto dialog is incorrect when parented (RH-55856)
  • Localization: Italian: Space in command name (RH-56495)
  • OpenNURBS: Update Mac Futura font name information for Mac Rhino (RH-56085)
  • SDK: RhinoCommon: Mesh.CreateFromClosedPolyline bug (RH-56218)
  • Snapshot: Snapshots - Unavailable clients displayed in the edit dialog (RH-56053)


  • SystemInfo: Added the scriptable version (RH-55906)

Regressions Fixed:

  • History: Model dimensions on Layouts lose history when copied to other layout (RH-56193)
  • Layer: Mouse cursor leaving Layer panel unexpectedly finishes layer name editing (RH-56318)

Mac-Only Changes

Bugs Fixed:

  • Annotation: Text: Fonts, RTF, Eto, RichTextArea on macOS (RH-56125)
  • ClippingPlane: Surface edges and isocurves not seen through clipping plane (RH-55600)
  • Dark Mode: Figure out why white and black button pixels both get converted to white in dark mode. (RH-56287)
  • EditPythonScript: Different Go buttons (RH-55478)
  • File IO:
    • Don’t open file button does the wrong thing (RH-55893)
    • Revert changes prompts to browse for missing blocks (RH-56001)
  • Localization:
    • Unlocalized vocabulary in German RH6 for Mac (RH-54397)
    • Truncated dialog text in RH6 Mac (6.21.19344.01022, 2019-12-10) in German and French (RH-56256)
  • Quicklook: 3dm files shared via smb volumes open in read-only mode (RH-53222)
  • Rendering: Materials:
    • Gold colors need a little tweak IMO (RH-41052)
    • Metal colors “picked by an engineer” (RH-43168)
  • Rendering: Realtime SDK: Raytraced Mode HUD and its icons too small (RH-53497)
  • ToolPalettes: Provide a way to use the same PDF in light and dark mode for specified buttons (RH-56296)


  • Icons: add major version number to application icon (RH-55763)

Crashes Fixed:

  • Display: System.ArgumentNullException: Value cannot be null. (RH-55809)

Windows-Only Changes

Bugs Fixed:

  • Annotation: Text: Input field alignment (RH-54728)

Regressions Fixed:

  • Annotation: Dot: Flashing Properties Panel (RH-56254)