diff --git a/frontend/src/lib/editor.svelte b/frontend/src/lib/editor.svelte
index 77d4fcd..53d4cc4 100644
--- a/frontend/src/lib/editor.svelte
+++ b/frontend/src/lib/editor.svelte
@@ -43,7 +43,7 @@
 			yupErrorMessage = '';
 		} catch (err) {
 			schemaInvalid = true;
-			yupErrorMessage = err.errors[0];
+			yupErrorMessage = err.errors ? err.errors[0] : '';
 		}
 	};
 	$: validateInput(data);
diff --git a/frontend/src/lib/editor/ABCDEditorPart.svelte b/frontend/src/lib/editor/ABCDEditorPart.svelte
index 3fff7f5..af6dbaa 100644
--- a/frontend/src/lib/editor/ABCDEditorPart.svelte
+++ b/frontend/src/lib/editor/ABCDEditorPart.svelte
@@ -14,10 +14,6 @@
 
 	export let selected_question: number;
 	export let data: EditorData;
-	console.log(
-		data.questions[selected_question].answers,
-		Array.isArray(data.questions[selected_question].answers)
-	);
 	if (!Array.isArray(data.questions[selected_question].answers)) {
 		data.questions[selected_question].answers = [];
 	}
diff --git a/frontend/src/lib/editor/VotingEditorPart.svelte b/frontend/src/lib/editor/VotingEditorPart.svelte
index 0b3aab5..9c41191 100644
--- a/frontend/src/lib/editor/VotingEditorPart.svelte
+++ b/frontend/src/lib/editor/VotingEditorPart.svelte
@@ -16,9 +16,12 @@
 		answer: '',
 		image: undefined
 	};
-
 	export let selected_question: number;
 	export let data: EditorData;
+
+	if (!Array.isArray(data.questions[selected_question].answers)) {
+		data.questions[selected_question].answers = [];
+	}
 	try {
 		if (typeof data.questions[selected_question].answers[0].right === 'boolean') {
 			data.questions[selected_question].answers = [];
diff --git a/frontend/src/lib/editor/sidebar.svelte b/frontend/src/lib/editor/sidebar.svelte
index b027a64..c575606 100644
--- a/frontend/src/lib/editor/sidebar.svelte
+++ b/frontend/src/lib/editor/sidebar.svelte
@@ -67,7 +67,11 @@
 				class="whitespace-nowrap truncate text-center w-full bg-transparent rounded dark:text-white"
 				class:dark:text-black={selected_question === -1}
 			>
-				{@html data.title}
+				{#if data.title}
+					{@html data.title}
+				{:else}
+					<i>No title...</i>
+				{/if}
 			</p>
 		</div>
 		<div
diff --git a/frontend/src/routes/+layout.svelte b/frontend/src/routes/+layout.svelte
index e557ef0..baeab3f 100644
--- a/frontend/src/routes/+layout.svelte
+++ b/frontend/src/routes/+layout.svelte
@@ -50,7 +50,7 @@
 
 	initLocalizationContext();
 
-	if (import.meta.env.VITE_SENTRY !== undefined) {
+	if (import.meta.env.VITE_SENTRY !== undefined && import.meta.env.PROD) {
 		Sentry.init({
 			dsn: String(import.meta.env.VITE_SENTRY),
 			integrations: [new BrowserTracing()],