diff --git a/res/content/base/block_materials/snow.json b/res/content/base/block_materials/snow.json
new file mode 100644
index 00000000..42359b2e
--- /dev/null
+++ b/res/content/base/block_materials/snow.json
@@ -0,0 +1,5 @@
+{
+    "steps-sound": "steps/snow",
+    "place-sound": "blocks/snow_place",
+    "break-sound": "blocks/snow_break"
+}
diff --git a/res/content/base/sounds/blocks/snow_3.ogg b/res/content/base/sounds/blocks/snow_3.ogg
new file mode 100644
index 00000000..72af9661
Binary files /dev/null and b/res/content/base/sounds/blocks/snow_3.ogg differ
diff --git a/res/content/base/sounds/blocks/snow_break.ogg b/res/content/base/sounds/blocks/snow_break.ogg
new file mode 100644
index 00000000..8f2df1a8
Binary files /dev/null and b/res/content/base/sounds/blocks/snow_break.ogg differ
diff --git a/res/content/base/sounds/blocks/snow_place.ogg b/res/content/base/sounds/blocks/snow_place.ogg
new file mode 100644
index 00000000..9595ba20
Binary files /dev/null and b/res/content/base/sounds/blocks/snow_place.ogg differ
diff --git a/res/content/base/sounds/blocks/wood_break.ogg b/res/content/base/sounds/blocks/wood_break.ogg
index d0fa78cc..e6c9a47f 100644
Binary files a/res/content/base/sounds/blocks/wood_break.ogg and b/res/content/base/sounds/blocks/wood_break.ogg differ
diff --git a/res/content/base/sounds/blocks/wood_place.ogg b/res/content/base/sounds/blocks/wood_place.ogg
index fea80562..6fbeee5e 100644
Binary files a/res/content/base/sounds/blocks/wood_place.ogg and b/res/content/base/sounds/blocks/wood_place.ogg differ
diff --git a/res/content/base/sounds/steps/snow_0.ogg b/res/content/base/sounds/steps/snow_0.ogg
index e50bd5fc..603946af 100644
Binary files a/res/content/base/sounds/steps/snow_0.ogg and b/res/content/base/sounds/steps/snow_0.ogg differ
diff --git a/res/content/base/sounds/steps/snow_1.ogg b/res/content/base/sounds/steps/snow_1.ogg
index c7409c15..8be6751e 100644
Binary files a/res/content/base/sounds/steps/snow_1.ogg and b/res/content/base/sounds/steps/snow_1.ogg differ
diff --git a/res/content/base/sounds/steps/snow_2.ogg b/res/content/base/sounds/steps/snow_2.ogg
index b4f44e98..415775bc 100644
Binary files a/res/content/base/sounds/steps/snow_2.ogg and b/res/content/base/sounds/steps/snow_2.ogg differ
diff --git a/res/content/base/sounds/steps/snow_3.ogg b/res/content/base/sounds/steps/snow_3.ogg
index 33f0161d..9e0a1c31 100644
Binary files a/res/content/base/sounds/steps/snow_3.ogg and b/res/content/base/sounds/steps/snow_3.ogg differ
diff --git a/res/content/base/sounds/steps/snow_4.ogg b/res/content/base/sounds/steps/snow_4.ogg
index 5ad40d6d..12f811ab 100644
Binary files a/res/content/base/sounds/steps/snow_4.ogg and b/res/content/base/sounds/steps/snow_4.ogg differ
diff --git a/res/scripts/stdlib.lua b/res/scripts/stdlib.lua
index 67cdd0fe..9d29b873 100644
--- a/res/scripts/stdlib.lua
+++ b/res/scripts/stdlib.lua
@@ -194,8 +194,8 @@ function gui.template(name, params)
     text = text:gsub("if%s*=%s*'%%{%w+}'", "if=''")
     text = text:gsub("if%s*=%s*\"%%{%w+}\"", "if=\"\"")
     -- remove unsolved properties: attr='%{var}'
-    text = text:gsub("%w+%s*=%s*'%%{%w+}'%s?", "")
-    text = text:gsub("%w+%s*=%s*\"%%{%w+}\"%s?", "")
+    text = text:gsub("%s*%S+='%%{[^}]+}'%s*", " ")
+    text = text:gsub('%s*%S+="%%{[^}]+}"%s*', " ")
     return text
 end
 
diff --git a/src/logic/scripting/lua/libs/libcore.cpp b/src/logic/scripting/lua/libs/libcore.cpp
index cb5c7f43..80128971 100644
--- a/src/logic/scripting/lua/libs/libcore.cpp
+++ b/src/logic/scripting/lua/libs/libcore.cpp
@@ -148,7 +148,13 @@ static int l_reconfig_packs(lua::State* L) {
         lua::pop(L);
     }
     auto engineController = engine->getController();
-    engineController->reconfigPacks(controller, addPacks, remPacks);
+    try {
+        engineController->reconfigPacks(controller, addPacks, remPacks);
+    } catch (const contentpack_error& err) {
+        throw std::runtime_error(
+            std::string(err.what()) + " [" + err.getPackId() + " ]"
+        );
+    }
     return 0;
 }
 
diff --git a/src/logic/scripting/lua/libs/libpack.cpp b/src/logic/scripting/lua/libs/libpack.cpp
index 95bb9e99..5b3977a4 100644
--- a/src/logic/scripting/lua/libs/libpack.cpp
+++ b/src/logic/scripting/lua/libs/libpack.cpp
@@ -231,7 +231,13 @@ static int l_pack_assemble(lua::State* L) {
     }
     auto manager = engine->createPacksManager(worldFolder);
     manager.scan();
-    ids = std::move(manager.assemble(ids));
+    try {
+        ids = std::move(manager.assemble(ids));
+    } catch (const contentpack_error& err) {
+        throw std::runtime_error(
+            std::string(err.what()) + " [" + err.getPackId() + "]"
+        );
+    }
 
     lua::createtable(L, ids.size(), 0);
     for (size_t i = 0; i < ids.size(); i++) {