Weird face dots in UV editor with cage mode on of subdivision modifier. #71194

Closed
opened 2019-10-29 16:24:09 +01:00 by Souvik Karmakar · 9 comments

System Information
Operating system: Win 10 pro
Graphics card: Nvidia Gtx 960

Blender Version
Broken: 2.81 (sub 16), branch: master, commit date: 2019-10-28 18:34, hash: 7c1fbe24ca, type: Release
Worked: (optional)

Short description of error
Blender UV face dot issue.jpg
As you can see in this screenshot I am having weird face dots position in uv editor in cage mode on of subdivision modifier. If I uncheck cage mode face dots appear properly.
Exact steps for others to reproduce the error
Just turn on cage of subdivision modifier and see where the face dots goes in uv editor.

Example file
Face_dot_issue.blend

**System Information** Operating system: Win 10 pro Graphics card: Nvidia Gtx 960 **Blender Version** Broken: 2.81 (sub 16), branch: master, commit date: 2019-10-28 18:34, hash: 7c1fbe24ca33, type: Release Worked: (optional) **Short description of error** ![Blender UV face dot issue.jpg](https://archive.blender.org/developer/F7869547/Blender_UV_face_dot_issue.jpg) As you can see in this screenshot I am having weird face dots position in uv editor in cage mode on of subdivision modifier. If I uncheck cage mode face dots appear properly. **Exact steps for others to reproduce the error** Just turn on cage of subdivision modifier and see where the face dots goes in uv editor. **Example file** [Face_dot_issue.blend](https://archive.blender.org/developer/F7873305/Face_dot_issue.blend)

Added subscriber: @SouvikKarmakar

Added subscriber: @SouvikKarmakar
Campbell Barton was assigned by Souvik Karmakar 2019-10-30 18:44:16 +01:00

Please include blend file.

Please include blend file.

Example file added to the descriiption.

Example file added to the descriiption.
Member

Added subscriber: @lichtwerk

Added subscriber: @lichtwerk
Member

Looks like corrupt geometry, getting a bunch of these, needs more investigation

Invalid Index: at /blender/source/blender/bmesh/intern/bmesh_mesh.c:1717, BM_mesh_elem_index_ensure_ex, vert[2011] invalid index 15, 'Should Never Fail!', 'BM_mesh_elem_index_ensure_ex
Looks like corrupt geometry, getting a bunch of these, needs more investigation ``` Invalid Index: at /blender/source/blender/bmesh/intern/bmesh_mesh.c:1717, BM_mesh_elem_index_ensure_ex, vert[2011] invalid index 15, 'Should Never Fail!', 'BM_mesh_elem_index_ensure_ex ```

In #71194#803583, @lichtwerk wrote:
Looks like corrupt geometry, getting a bunch of these, needs more investigation

Invalid Index: at /blender/source/blender/bmesh/intern/bmesh_mesh.c:1717, BM_mesh_elem_index_ensure_ex, vert[2011] invalid index 15, 'Should Never Fail!', 'BM_mesh_elem_index_ensure_ex

We can also see it in suzzane.Subsurface modifier with cage on and in uv editor face select mode on.
Suzanne.blend

> In #71194#803583, @lichtwerk wrote: > Looks like corrupt geometry, getting a bunch of these, needs more investigation > > ``` > Invalid Index: at /blender/source/blender/bmesh/intern/bmesh_mesh.c:1717, BM_mesh_elem_index_ensure_ex, vert[2011] invalid index 15, 'Should Never Fail!', 'BM_mesh_elem_index_ensure_ex > ``` We can also see it in suzzane.Subsurface modifier with cage on and in uv editor face select mode on. [Suzanne.blend](https://archive.blender.org/developer/F7873440/Suzanne.blend)
Member

Not sure what was wrong, not getting the invalid index anymore, need to look at this with a fresh eye...

Not sure what was wrong, not getting the invalid index anymore, need to look at this with a fresh eye...

This issue was referenced by 5cf5dfcfad

This issue was referenced by 5cf5dfcfadf5d276931ea4e5f634b92cccdba124

Changed status from 'Open' to: 'Resolved'

Changed status from 'Open' to: 'Resolved'
Sign in to join this conversation.
No Label
Interest
Alembic
Interest
Animation & Rigging
Interest
Asset Browser
Interest
Asset Browser Project Overview
Interest
Audio
Interest
Automated Testing
Interest
Blender Asset Bundle
Interest
BlendFile
Interest
Collada
Interest
Compatibility
Interest
Compositing
Interest
Core
Interest
Cycles
Interest
Dependency Graph
Interest
Development Management
Interest
EEVEE
Interest
EEVEE & Viewport
Interest
Freestyle
Interest
Geometry Nodes
Interest
Grease Pencil
Interest
ID Management
Interest
Images & Movies
Interest
Import Export
Interest
Line Art
Interest
Masking
Interest
Metal
Interest
Modeling
Interest
Modifiers
Interest
Motion Tracking
Interest
Nodes & Physics
Interest
OpenGL
Interest
Overlay
Interest
Overrides
Interest
Performance
Interest
Physics
Interest
Pipeline, Assets & IO
Interest
Platforms, Builds & Tests
Interest
Python API
Interest
Render & Cycles
Interest
Render Pipeline
Interest
Sculpt, Paint & Texture
Interest
Text Editor
Interest
Translations
Interest
Triaging
Interest
Undo
Interest
USD
Interest
User Interface
Interest
UV Editing
Interest
VFX & Video
Interest
Video Sequencer
Interest
Virtual Reality
Interest
Vulkan
Interest
Wayland
Interest
Workbench
Interest: X11
Legacy
Blender 2.8 Project
Legacy
Milestone 1: Basic, Local Asset Browser
Legacy
OpenGL Error
Meta
Good First Issue
Meta
Papercut
Meta
Retrospective
Meta
Security
Module
Animation & Rigging
Module
Core
Module
Development Management
Module
EEVEE & Viewport
Module
Grease Pencil
Module
Modeling
Module
Nodes & Physics
Module
Pipeline, Assets & IO
Module
Platforms, Builds & Tests
Module
Python API
Module
Render & Cycles
Module
Sculpt, Paint & Texture
Module
Triaging
Module
User Interface
Module
VFX & Video
Platform
FreeBSD
Platform
Linux
Platform
macOS
Platform
Windows
Priority
High
Priority
Low
Priority
Normal
Priority
Unbreak Now!
Status
Archived
Status
Confirmed
Status
Duplicate
Status
Needs Info from Developers
Status
Needs Information from User
Status
Needs Triage
Status
Resolved
Type
Bug
Type
Design
Type
Known Issue
Type
Patch
Type
Report
Type
To Do
No Milestone
No project
No Assignees
4 Participants
Notifications
Due Date
The due date is invalid or out of range. Please use the format 'yyyy-mm-dd'.

No due date set.

Dependencies

No dependencies set.

Reference: blender/blender#71194
No description provided.