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[About Cubism Editor / SDK 5.4 Alpha](Updated: July 14, 2026)
You can download the alpha installer from the dedicated forum below.
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Cubism Editor / SDK 5.4 Alpha Forum
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[Regarding macOS Tahoe](Updated October 16, 2025)
macOS v26 Tahoe is now supported!
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.
For more details:
https://help.live2d.com/en/other/other_09/
You can download the alpha installer from the dedicated forum below.
If you have any feedback regarding the alpha version, including feature requests or bug reports, please use the same forum.
Cubism Editor / SDK 5.4 Alpha Forum
https://creatorsforum.live2d.com/c/cubismeditorsdk54alpha/
[Regarding macOS Tahoe](Updated October 16, 2025)
macOS v26 Tahoe is now supported!
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.
For more details:
https://help.live2d.com/en/other/other_09/
For inquiries regarding issues with license purchases or license activation errors, please contact us through the <a href="https://www.live2d.jp/eng/contact/?redirect=1">email form.</a>
I can't export model file .moc3
Hello, I'm trying to export file.moc3, It take a long time in progress but didn't get a file at the end.
I used to export once before it fine but the least time it's doesn't work.
I found some error in my log file but don't know how to fix it.
Here my log file in google drive, it would mean the world to me if someone could help me with this.
https://drive.google.com/file/d/1_awOa401qOv3BxI1G9gl_8N4IgdKs9wq/view?usp=sharing
I used to export once before it fine but the least time it's doesn't work.
I found some error in my log file but don't know how to fix it.
Here my log file in google drive, it would mean the world to me if someone could help me with this.
https://drive.google.com/file/d/1_awOa401qOv3BxI1G9gl_8N4IgdKs9wq/view?usp=sharing
Tagged:
Answers
Perhaps Your model is very huge so Try to decrease data.
Or you can try to change memory usage.
https://docs.live2d.com/4.2/en/cubism-editor-manual/memory-usage/