As most of you might have already noticed, the new update to EventON versin 2.1.9 is out for download via your website directly (at this moment while its still under approval in envato)
How to fix large white spaces from showing in the calendar
Published on: May 7,2013
Does your calendar look like this after adding shortcode?
The main reason your calendar will look like this is because how sometimes wordpress WISYWYG editor adds pre tags around shortcodes automatically assuming shortcodes is a part of a code. This interfere with styles of your calendar and thus create these awfully large white spaces around HTML elements.
Here is how to fix it
in WP Admin go to the page where you have the shortcode in use and switch to Text mode in the WISYWYG editor and make sure there are NO pre tags around the shortcode. (See below image for more details)