I am using the new version of Rhino 9. Rhino 9 SR0 2025-11-19 (Rhino WIP, 9.0.25323.12305, Git hash:master @ 1437e35a3fd6b77460a113a6b1b029a1bc8d1069) License type: Commercial, build 2025-11-19 License details: Stand-Alone Expires on: 2026-01-03 Windows 10 (10.0.19045 SR0.0) or greater (Phys…

Hi @Mehraneftekari , Did you submit a crash report? – Dale

Hi @dale yes RhinoCrashDump.3dm (35.6 KB)

@Mehraneftekari - Can you fill out the crash report and include your email? The .3dm file doesn’t help us. Thanks, – Dale

Same problem here. I sent in a crash report. Where can we get the previous build?

[image] phcreates: Where can we get the previous build? Let’s hope this will be fixed quickly. I sent two crash reports a moment ago.

[image] Martin Siegrist: Let’s hope this will be fixed quickly. As far as I can tell, an updated version was released 1 hour and 6 minutes ago. -wim

It crashes when I do undo.Redo

brian (Brian Gillespie) December 9, 2025, 11:51pm 9

RH-90586 is fixed in Rhino WIP

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