when the message is large, text overlap each other and it is not looking good.
function showMessagePopup(errorMessage){
var popupXMLString =
‘’
+ ‘’
+ ‘’
+ ‘ ‘+ messageString +’’
+‘’
+‘’
+‘’
+‘’
Have you seen this community post? It gives an example of creating a popup from Javascript. I think you’re missing this piece - var popup = skuid.utils.createPopupFromPopupXML(popupXML,context); and it might be messing with the formatting of your popup