An exception occurred during the undo operation

[LemonSugar198]

Description

When the parameters of sheet.SetCols and rp.SetCols are the same, CTRL+Z will be abnormal, and it takes two operations to complete. If the parameter of sheet.SetCols is greater than rp.SetCols, this is not the case

To Reproduce

1. Enter "1" in the "data" control
2. Click on 'Add'
3. Click on 'Insert.'
4. Enter "2" in the "data" control
5. Click on 'Add'
6. Click on the blank area

7. Press CTRL+Z.The text is smaller, but not undone

8.Press CTRL+Z again.Undo complete.
9.If the parameter of sheet.SetCols is greater than rp.SetCols, this is not the case

ReoGridUndoReproduce.zip
Please kindly assist me on the above issue. Let me know if you need any further details on the same.

Edition

Which edition of ReoGrid do you using?

• Windows Form

Environment

• OS: Windows 10
• • Language of OS: Chinese