Actually nothing is wrong sometimes fish just lay eggs. However they are not fertile or at least there is a very small chance that somehow she mated in the pet store/ or with breeder. But most often nothing will happen if nothing happens then take the eggs out if you see activity in the eggs...
Olive snail is laying eggs. I hear that it is uncommon for the eggs to hatch but the little eggs are accumulating and it is very annoying. However my dwarf kribs are in the process of eating the eggs but very slowly. Sould I leave it to the Kribs, or should I take actions myself, or do...