Hello so i have an issue where my schematica doesnt want to place cobblestone wall and also if i place
them manualy for some reason they glow in orange (not placed correctly) here is a screenshot so you get a basic idea https://puu.sh/BEqLP/8682169948.png
i dont know how to fix it please help :s

Minecraft version 1.7.10

It might have some additional metadata associated with it. Try making a new schematic and then placing it down again.