diff --git a/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue b/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
index 9e4f794d7..c1ebddee9 100644
--- a/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
+++ b/misc/config_tools/configurator/packages/configurator/src/pages/Config.vue
@@ -183,7 +183,8 @@ export default {
     },
     scenarioUpdate(scenarioData) {
       let scenarioXMLData = this.scenarioToXML(scenarioData)
-      this.errors = configurator.pythonObject.validateScenario(this.board.content, scenarioXMLData)
+      let all_errors = configurator.pythonObject.validateScenario(this.board.content, scenarioXMLData)
+      this.errors = all_errors.semantic_errors
       this.scenario = scenarioData;
       this.showFlag = false;
       this.updateCurrentFormSchema()
@@ -428,9 +429,10 @@ export default {
           .then(() => {
             stepDone = 1
             console.log("validate settings...")
-            this.errors = configurator.pythonObject.validateScenario(this.board.content, scenarioXMLData)
+            let all_errors = configurator.pythonObject.validateScenario(this.board.content, scenarioXMLData)
+            this.errors = all_errors.semantic_errors
             // noinspection ExceptionCaughtLocallyJS
-            if (this.errors.length !== 0) {
+            if (all_errors.syntactic_errors.length !== 0 || all_errors.semantic_errors.length !== 0) {
               throw new Error("validation failed")
             }
             console.log("validation ok")
diff --git a/misc/config_tools/configurator/pyodide/validateScenario.py b/misc/config_tools/configurator/pyodide/validateScenario.py
index 0509cf04b..06bdd6773 100644
--- a/misc/config_tools/configurator/pyodide/validateScenario.py
+++ b/misc/config_tools/configurator/pyodide/validateScenario.py
@@ -27,11 +27,9 @@ def main(board, scenario):
         XMLLoadStage("board"),
         XMLLoadStage("scenario"),
         DefaultValuePopulatingStage(),
+        SyntacticValidationStage(), 
         SemanticValidationStage(),
     ]
-    #
-    # if is_debug:
-    #     stages.append(SyntacticValidationStage())
 
     pipeline.add_stages(stages)
     with TemporaryDirectory() as tmpdir:
@@ -50,8 +48,9 @@ def main(board, scenario):
         )
         pipeline.run(obj)
 
-        validate_result = obj.get("semantic_errors")
-        return convert_result(validate_result)
+        syntactic_errors = obj.get("syntactic_errors")
+        semantic_errors = obj.get("semantic_errors")
+        return convert_result({"syntactic_errors": syntactic_errors, "semantic_errors": semantic_errors})
 
 
 def test():