I was assigning tiles and the tile was impossible to read in "auto-rendered tiles" preview. The transparent parts of the tiles become black so it makes it unusable for black tiles as everything is black!
If a tile is black it is impossible to see what is where :
The same tile a different color is easily readable:
I was assigning tiles and the tile was impossible to read in "auto-rendered tiles" preview. The transparent parts of the tiles become black so it makes it unusable for black tiles as everything is black!
If a tile is black it is impossible to see what is where : The same tile a different color is easily readable: