I get an error message that reads, "preview not ready"
I also have a yellow warning on line 2 of my JavaScript, eventhough I copied and pasted the code.
"use service’s Success event. We want this code to run right after the service finishes successfully. Select the service and open Events tab.
Select Add Event Success.
Then select Add Action Run Custom JavaScript and enter the following:
Code to show the mapJavaScript
var map = Appery('googlemap1');
map.options['address']='';
map.refresh();
Test the App in browser, you should see your current location on the map."