id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
6982	broken TMS url leads to exceptions	alv	team	"Steps to reproduce: In preferences, add a TMS layer. Instead of {zoom} you write {z} - a mistake made easily, when you, for example, copied the url from a web page where it was with ""$z"". Then enable the layer. Result: JOSM complains about unhandled exceptions several times in a row - and later every time the view changes.

What should happen: show an error tile, that the url couldn't be parsed. Or that there's no tile at "".../{zoom}/..."""	defect	new	normal		Core	latest		tms input validation