I have the same symptoms as the OP. A look at the log gave me this:
[MainThread] 2014-01-09 18:27:51,881 - ERROR - Location: error reaching url 'http://where.yahooapis.com/geocode?flags=J&location=Luxembourg%2C+Luxembourg%2C+Luxembourg&appid=mOawLd4s' [MainThread] 2014-01-09 18:27:51,881 - ERROR - Assistant: Page 0: City with code Luxembourg City, Luxembourg, Luxembourg was NOT found
It looks like there was a problem reaching the URL. Trying to reach it through the browser gave a 404.
I have the same symptoms as the OP. A look at the log gave me this:
[MainThread] 2014-01-09 18:27:51,881 - ERROR - Location: error reaching url 'http:// where.yahooapis .com/geocode? flags=J& location= Luxembourg% 2C+Luxembourg% 2C+Luxembourg& appid=mOawLd4s'
[MainThread] 2014-01-09 18:27:51,881 - ERROR - Assistant: Page 0: City with code Luxembourg City, Luxembourg, Luxembourg was NOT found
It looks like there was a problem reaching the URL. Trying to reach it through the browser gave a 404.