I finally worked it out. The problem was reported by a chap in Sweden. It was related to the fact that they use commas for decimal points. Now fixed in version 3.3.
cny: I take your point about typing in the long URL. People could use copy and paste maybe? I would have thought that most Android phones have that function. Or maybe you could use one of these URL shortening sites like tinyurl? (I’ve just tested this and it works).