probably coordinates. This works:��http://a.tile.openstreetmap.org/8/129/88.png

-- Pavel

2017-10-18 17:04 GMT+02:00 Stephane Ducasse <stepharo.self@gmail.com>:
Hi guys

in the mooc I was used to use this expression

http://a.tile.openstreetmap.org/8/12/8.png

and now I get an empty tile and I wonder why. May openstreet map changed
their policy.

Did any of you experience the same?

Stef