Facebook-owned smartphone messaging service WhatsApp briefly crashed to India in various states from the US, possibly impacting hundreds of millions of users.

Reports of folks having problem with WhatsApp in nations including Japan, India, Malaysia, Colombia as well as America reach on the Internet about 7:30 am IST Tuesday. The outage seemed to be concluded in many places in an hour or so, based on Downdetector.com, which calls itself “the weatherman for the electronic world.”

Opinions posted by users indicated they were having occasional problems with WhatsApp during the issue interval. Facebook didn’t react for opinion to an AFP request.