minetest.register_on_player_receive_fields(function(player,formname,fields)
	local name = player:get_player_name()
	if fields.saw then
		local creative = minetest.setting_getbool("creative_mode") or minetest.check_player_privs(name,{creative=true})
		local havesaw = player:get_inventory():contains_item("main","moreblocks:circular_saw")
		if havesaw or creative then
			minetest.show_formspec(name,"invsaw:saw",string.format(invsaw.formspec,name,name,name,invsaw.users[name].max_offered,name))
		else
			minetest.show_formspec(name,"invsaw:nosaw",invsaw.nosawformspec)
		end
		return true
	elseif formname == "invsaw:saw" and fields.Set then
		invsaw.users[name].max_offered = tonumber(fields.max_offered) or 99
		invsaw.update_inventory(invsaw.users[name].inv,name,0)
		minetest.show_formspec(name,"invsaw:saw",string.format(invsaw.formspec,name,name,name,invsaw.users[name].max_offered,name))
		return true
	elseif fields.Back then
		local player_name = player:get_player_name()
		local waypoints = "waypoints"
		--unified_inventory.set_inventory_formspec(player_name, waypoints)
		minetest.chat_send_player(name,"No waypoint") --THIS LINE PRINTS
		minetest.chat_send_player(player,"No waypoint 2") --THIS LINE CRASHES IT
		minetest.chat_send_player(player_name,"No waypoint 3") --THINS LINE PRINTS
	else
		return false
	end
end)