Getting this 3-4 times per day now, on both iPhone and iPad. Connection is fine. Timeline refreshes fine. Some tweets just won’t post. Weird.pic.twitter.com/XvBD0ro3ok
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
I've been getting this at least a couple of times a day for a long time now...