diff --git a/src/frontend/UiDocument.cpp b/src/frontend/UiDocument.cpp
index 00511d66..bbd4446d 100644
--- a/src/frontend/UiDocument.cpp
+++ b/src/frontend/UiDocument.cpp
@@ -62,9 +62,11 @@ std::unique_ptr<UiDocument> UiDocument::read(int penv, std::string namesp, fs::p
     const std::string text = files::read_string(file);
     auto xmldoc = xml::parse(file.u8string(), text);
 
-    auto env = penv == -1 ? nullptr : scripting::create_doc_environment(penv, namesp);
-    scripting::Environment envview {penv == -1 ? 0 : env->getId()};
-    gui::UiXmlReader reader(envview);
+    auto env = penv == -1 
+        ? std::make_unique<scripting::Environment>(0) 
+        : scripting::create_doc_environment(penv, namesp);
+
+    gui::UiXmlReader reader(*env);
     InventoryView::createReaders(reader);
     auto view = reader.readXML(
         file.u8string(), xmldoc->getRoot()
@@ -73,9 +75,9 @@ std::unique_ptr<UiDocument> UiDocument::read(int penv, std::string namesp, fs::p
     uidocscript script {};
     auto scriptFile = fs::path(file.u8string()+".lua");
     if (fs::is_regular_file(scriptFile)) {
-        scripting::load_layout_script(envview.getId(), namesp, scriptFile, script);
+        scripting::load_layout_script(env->getId(), namesp, scriptFile, script);
     }
-    return std::make_unique<UiDocument>(namesp, script, view, penv == -1 ? nullptr : std::move(env));
+    return std::make_unique<UiDocument>(namesp, script, view, std::move(env));
 }
 
 std::shared_ptr<gui::UINode> UiDocument::readElement(fs::path file) {