Hi Amol Salunke,
data grid 2 has this known issue https://marketplace.mendix.com/link/component/116540
Known issues If you are using Atlas 2.x, please replace the line 3 with the following code in the file theme/settings.json:
"cssFiles": [
"styles/web/css/main.css",
"theme.compiled.css"
],
got the solution,,, known issue if we are using atlas 2.X with data grid 2...changes can be found while downloading the widgets