diff --git a/src/app/utils/generate-id-from-label/generate-id-from-label.ts b/src/app/utils/generate-id-from-label/generate-id-from-label.ts
index 6efbcf2291..5b63476226 100644
--- a/src/app/utils/generate-id-from-label/generate-id-from-label.ts
+++ b/src/app/utils/generate-id-from-label/generate-id-from-label.ts
@@ -3,7 +3,11 @@
  * This generates a camelCase string, so that it can be used as an id.
  * @param label The input string to be transformed
  */
-export function generateIdFromLabel(label: string) {
+export function generateIdFromLabel(label: string): string | undefined {
+  if (typeof label !== "string") {
+    return undefined;
+  }
+
   return label
     .replace(/[^a-zA-Z0-9\s]/g, "")
     .replace(/(?:^\w|[A-Z]|\b\w)/g, function (word, index) {