diff --git a/include/openspace/documentation/documentation.h b/include/openspace/documentation/documentation.h
index 2725272987..867b3c7c04 100644
--- a/include/openspace/documentation/documentation.h
+++ b/include/openspace/documentation/documentation.h
@@ -294,7 +294,11 @@ void testSpecificationAndThrow(const Documentation& documentation,
 
 namespace std {
 
+std::string to_string(openspace::documentation::TestResult testResult);
+
+std::string to_string(openspace::documentation::TestResult::Offense offense);
 std::string to_string(openspace::documentation::TestResult::Offense::Reason reason);
+std::string to_string(openspace::documentation::TestResult::Warning warning);
 std::string to_string(openspace::documentation::TestResult::Warning::Reason reason);
 
 } // namespace std
diff --git a/openspace.cfg b/openspace.cfg
index 493d2efbc0..0e70714f75 100644
--- a/openspace.cfg
+++ b/openspace.cfg
@@ -31,10 +31,10 @@ return {
     -- of all entities that will be visible during an instance of OpenSpace
 
     Asset = "default",
-    -- Scene = "${SCENE}/newhorizons.scene",
-    -- Scene = "${SCENE}/rosetta.scene",
-    -- Scene = "${SCENE}/osirisrex.scene",
-    -- Scene = "${SCENE}/voyager.scene",
+    -- Asset = "newhorizons",
+    -- Asset = "rosetta",
+    -- Asset = "osirisrex",
+    -- Asset = "voyager",
 
     TasksRoot = "${OPENSPACE_DATA}/tasks",
 
diff --git a/src/documentation/documentation.cpp b/src/documentation/documentation.cpp
index 941b50d5b5..f86e0c58dc 100644
--- a/src/documentation/documentation.cpp
+++ b/src/documentation/documentation.cpp
@@ -68,6 +68,32 @@ std::string to_string(std::string value) {
     return value;
 }
 
+std::string to_string(openspace::documentation::TestResult testResult) {
+    using namespace openspace::documentation;
+
+    if (testResult.success) {
+        return "Success";
+    }
+    else {
+        std::stringstream stream;
+        stream << "Failure." << '\n';
+
+        for (const TestResult::Offense& offense : testResult.offenses) {
+            stream << "  " << std::to_string(offense) << '\n';
+        }
+
+        for (const TestResult::Warning& warning : testResult.warnings) {
+            stream << "  " << std::to_string(warning) << '\n';
+        }
+
+        return stream.str();
+    }
+}
+
+std::string to_string(openspace::documentation::TestResult::Offense offense) {
+    return offense.offender + ": " + std::to_string(offense.reason);
+}
+
 std::string to_string(openspace::documentation::TestResult::Offense::Reason reason) {
     switch (reason) {
         case openspace::documentation::TestResult::Offense::Reason::ExtraKey:
@@ -85,6 +111,10 @@ std::string to_string(openspace::documentation::TestResult::Offense::Reason reas
     }
 }
 
+std::string to_string(openspace::documentation::TestResult::Warning warning) {
+    return warning.offender + ": " + std::to_string(warning.reason);
+}
+
 std::string to_string(openspace::documentation::TestResult::Warning::Reason reason) {
     switch (reason) {
         case openspace::documentation::TestResult::Warning::Reason::Deprecated:
diff --git a/src/scene/scene_lua.inl b/src/scene/scene_lua.inl
index edc554f6d9..42ad933e13 100644
--- a/src/scene/scene_lua.inl
+++ b/src/scene/scene_lua.inl
@@ -22,6 +22,8 @@
  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                                         *
  ****************************************************************************************/
 
+#include <openspace/documentation/documentation.h>
+
 #include <regex>
 
 namespace openspace {
@@ -364,6 +366,14 @@ int addSceneGraphNode(lua_State* L) {
         }
 
         OsEng.renderEngine().scene()->initializeNode(node);
+    }
+    catch (const documentation::SpecificationError& e) {
+        return luaL_error(
+            L,
+            "Error loading scene graph node: %s: %s",
+            e.what(),
+            std::to_string(e.result).c_str()
+        );
     } catch (const ghoul::RuntimeError& e) {
         return luaL_error(L, "Error loading scene graph node: %s", e.what());
     }