Do not error() on digprop_* calls but print a warning

diff --git a/share/server/builtin.lua b/share/server/builtin.lua
index b896be9586e344386e552a3f367ee54e35bfed28..9b2bed33f0b416a9e22600002c1dc4d670d5e828 100644 (file)
--- a/share/server/builtin.lua
+++ b/share/server/builtin.lua
@@ -753,7 +753,8 @@ minetest.register_item(":", {
 -- Default material types
 --
 function digprop_err()
-       error("The minetest.digprop_* functions are obsolete and need to be replaced by item groups.")
+       minetest.log("info", debug.traceback())
+       minetest.log("info", "WARNING: The minetest.digprop_* functions are obsolete and need to be replaced by item groups.")
 end
 
 minetest.digprop_constanttime = digprop_err