Map doesn't load

Hello,
i have a problem when i join in my server the chunks are not loading then i tested it with my pc and there is the map loading and at my friends smartphone the map is loading too
My Device: Samsung Galaxy S7

That is the same problem which i had in mcpe 0.11.

Thanks to everyone who help me and sorry for my bad english

 

try reinstalling mope if this only happens on your one phone.

 

What do you mean with mope?

 

Please keep in mind that there are many many changes happening with world generation right now. Issues like this are already known and are being fixed by @dktapps and other people working on PocketMine