merged cell invalid sometimes

[rex-0085]

Type

• Bug

Description

merged cells at the first column is good, the rest is incorrect.
render at SuperDoc:

original:

Attachment:
superdoc16.docx

Current Behavior

merged cells at the first column is good, the rest is incorrect.

Expected Behavior

merged cells at the first column is good, the rest is incorrect.

Steps to Reproduce

merged cells at the first column is good, the rest is incorrect.

SuperDoc Version

0.21.0

Browser & Version

Chrome 140

OS

macos14.5

Additional Context

No response

Checklist

• Tested with latest version
• Checked for duplicates
• Added relevant labels

[linear]

IT-22