Incorrect support interface with "Tree Hybrid" and "On build plate only" #578

New Issue

MrUnknownDE · 2026-04-05T16:23:10+02:00

MrUnknownDE commented

2026-04-05 16:23:10 +02:00

Originally created by @matgav89 on 2/27/2026

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.1

Operating System (OS)

Windows

OS Version

Windows 11

Additional system information

No response

Printer

FLSUN V400

How to reproduce

Enable support
Type : Tree (auto)
Style : Tree Hybrid
Enable "On Build Plate Only"

Actual results

Support interface is only on the branch diameter

Expected results

Without "On build plate only", support interface is on the full surface

Project file & Debug log uploads

support_test.zip

Checklist of files to include

Log file
Project file

Anything else?

No response

*Originally created by @matgav89 on 2/27/2026* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.1 ### Operating System (OS) Windows ### OS Version Windows 11 ### Additional system information _No response_ ### Printer FLSUN V400 ### How to reproduce Enable support Type : Tree (auto) Style : Tree Hybrid Enable "On Build Plate Only" ### Actual results Support interface is only on the branch diameter <img width="1333" height="1079" alt="Image" src="https://github.com/user-attachments/assets/e9b30d70-3d1a-404a-bbcb-73afacfc8db4" /> ### Expected results Without "On build plate only", support interface is on the full surface <img width="1325" height="1064" alt="Image" src="https://github.com/user-attachments/assets/52a16606-bd7d-412f-bc86-8f7065db1115" /> ### Project file & Debug log uploads [support_test.zip](https://github.com/user-attachments/files/25599214/support_test.zip) ### Checklist of files to include - [ ] Log file - [x] Project file ### Anything else? _No response_

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Reference: github/OrcaSlicer#578