[BUG]: Can not duplicate Table or Paste a copy Table

[suttapak]

Describe the bug
Error when duplicate table or paste a copy table in Editor, I think it was error affter #661 in function addTable

To Reproduce
Steps to reproduce the behavior:

1. Click at the table
2. Ctrl+D or duplicate in edit menu
3. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Desktop (please complete the following information):

• OS: MacOS
• Browser Google Chrome

Additional context
Add any other context about the problem here. If the bug involves the import feature, please, attach the imported file.