Http://dhtmlxgrid.appspot.com/export/excel not Working

#1

The service http://dhtmlxgrid.appspot.com/export/excel is not working
help…

#2

Failed to load resource: the server responded with a status of 500 (Internal Server Error)

#3

Thank you for your report. We’re working on that problem.

#4

When will it be restored?

#5

Currently, it is working:
https://snippet.dhtmlx.com/5/798bc78e2