Steps to reproduce:
- Open this CodePen sample.
- Clear the
Text
cell's value. - Expand the row.
- Collapse the row.
- Set focus to the invalid cell.
Current results:
The validation message is hidden.
Expected results:
The validation message is shown like in Step 2.
Possible workaround:
Specify the grid's minimum height. For example:
CSS#gridContainer {
min-height: 160px;
}