diff --git a/src/layouts/molding-questions/molding-questions.vue b/src/layouts/molding-questions/molding-questions.vue
index ed7e54307..19d468411 100644
--- a/src/layouts/molding-questions/molding-questions.vue
+++ b/src/layouts/molding-questions/molding-questions.vue
@@ -118,7 +118,7 @@ export default {
             return moldingQuestionsFromPageData && Object.keys(moldingQuestionsFromPageData).length > 0;
         },
         showThisQuestionChain(glass, i) {
-            if (glass.questions?.length < 1 || glass.isSuppressedPart) { return false; } // return false if no questions or if suppressed
+            if (!glass.questions || glass.questions?.length < 1 || glass.isSuppressedPart) { return false; } // return false if no questions or if suppressed
             return this.currentGlassIndex === i || glass.answerData?.answerResult?.length > 0;
         },
         async forwardButtonAction() {