diff --git a/src/luaopen/variant.cpp b/src/luaopen/variant.cpp
index 7c1f4b1..39075d8 100644
--- a/src/luaopen/variant.cpp
+++ b/src/luaopen/variant.cpp
@@ -160,16 +160,14 @@ bool variant_is(const Variant& variant, const sol::stack_object& type) {
 	return false;
 }
 
-sol::stack_object variant__call(sol::this_state L, const Variant& variant, sol::variadic_args args) {
-	ERR_FAIL_COND_V_MSG(
-		variant.get_type() != Variant::CALLABLE,
-		to_lua(L, Variant()),
-		String("attempt to call a %s value") % get_type_name(variant)
-	);
-	VariantArguments var_args = args;
+sol::stack_object variant__call(sol::this_state state, const Variant& variant, sol::variadic_args args) {
+	if (variant.get_type() != Variant::CALLABLE) {
+		luaL_error(state, "attempt to call a %s value", get_type_name(variant).ascii().get_data());
+	}
 	Callable callable = variant;
+	VariantArguments var_args = args;
 	Variant result = callable.callv(var_args.get_array());
-	return to_lua(L, result);
+	return to_lua(state, result);
 }
 
 }
diff --git a/src/utils/convert_godot_lua.cpp b/src/utils/convert_godot_lua.cpp
index 9bb041f..4ec2af7 100644
--- a/src/utils/convert_godot_lua.cpp
+++ b/src/utils/convert_godot_lua.cpp
@@ -207,7 +207,7 @@ sol::stack_object variant_static_call_string_name(sol::this_state state, Variant
 	Variant::call_static(type, method, variant_args.argv(), variant_args.argc(), result, error);
 	if (error.error != GDEXTENSION_CALL_OK) {
 		String message = String("Invalid static call to method '{0}' in type {1}").format(Array::make(method, Variant::get_type_name(type)));
-		lua_error(args.lua_state(), error, message);
+		lua_error(state, error, message);
 	}
 	return to_lua(state, result);
 }
@@ -219,7 +219,7 @@ sol::stack_object variant_call_string_name(sol::this_state state, Variant& varia
 	variant.call(method, variant_args.argv(), variant_args.argc(), result, error);
 	if (error.error != GDEXTENSION_CALL_OK) {
 		String message = String("Invalid call to method '{0}' in object of type {1}").format(Array::make(method, get_type_name(variant)));
-		lua_error(args.lua_state(), error, message);
+		lua_error(state, error, message);
 	}
 	return to_lua(state, result);
 }