diff --git a/webapp/components/Registration/RegistrationSlideNonce.vue b/webapp/components/Registration/RegistrationSlideNonce.vue
index 6219d52d9..2561b233f 100644
--- a/webapp/components/Registration/RegistrationSlideNonce.vue
+++ b/webapp/components/Registration/RegistrationSlideNonce.vue
@@ -91,7 +91,7 @@ export default {
       let dbValidated = false
       if (this.validInput) {
         await this.handleSubmitVerify()
-        dbValidated = this.sliderData.sliders[this.sliderIndex].data.response.VerifyNonce
+        dbValidated = this.sliderData.sliders[this.sliderIndex].data.response?.VerifyNonce
       }
       this.sliderData.setSliderValuesCallback(dbValidated)
     },