It appears that the most recent update to Google Chrome browser has introduced a bug in their built-in Flash module. It cause some erratic behavior with rollover balloons throughout all amCharts and amMap Flex products.
We just released new versions for all of the affected products that address the issue. If you’re using any of those our Flex components make sure you download the most recent release.
Download links for users of free versions:
Commercial version owners please login to our customer area to download updates.
amCharts Flash and JavaScript as well as amMap Flash products are unaffected.