No usable PokeStops found in your area

[RubenWerf]

Im having this error how do i fix?..
it says this and keeps looping.
15:25:42 Incubator status update: 0.97km left
15:25:44 Amount of Pokemon Seen: 81/151, Amount of Pokemon Caught: 80/151
15:25:45 No usable PokeStops found in your area. Is your maximum distance too small?
15:25:45 Potential Evolutions: 0
15:25:46 Incubator status update: 0.97km left
15:25:47 Amount of Pokemon Seen: 81/151, Amount of Pokemon Caught: 80/151
15:25:48 No usable PokeStops found in your area. Is your maximum distance too small?
15:25:48 Potential Evolutions: 0
15:25:49 Incubator status update: 0.97km left
15:25:50 Amount of Pokemon Seen: 81/151, Amount of Pokemon Caught: 80/151
15:25:51 No usable PokeStops found in your area. Is your maximum distance too small?
15:25:52 Potential Evolutions: 0
15:25:52 Incubator status update: 0.97km left
15:25:54 Amount of Pokemon Seen: 81/151, Amount of Pokemon Caught: 80/151
15:25:55 No usable PokeStops found in your area. Is your maximum distance too small?