Validations for editable grids fail to register for the first column of a grid:
This issue has been addressed via AN-140717 in Appian 19.3.
Upgrade to the latest version of Appian.
Either one of the following two workarounds will restore validations for the first column of the editable grid:
rowHeader
a!gridLayout()
This article applies to all versions of Appian from Appian 18.3 to Appian 19.2.
Last Reviewed: September 2019