diff --git a/x-pack/legacy/plugins/uptime/public/state/api/ml_anomaly.ts b/x-pack/legacy/plugins/uptime/public/state/api/ml_anomaly.ts
index a5c8eb7e6b66c..1a945512f7cd9 100644
--- a/x-pack/legacy/plugins/uptime/public/state/api/ml_anomaly.ts
+++ b/x-pack/legacy/plugins/uptime/public/state/api/ml_anomaly.ts
@@ -62,7 +62,7 @@ export const createMLJob = async ({
       };
     } else {
       const { error } = jobResponse;
-      throw new Error(error.msg);
+      throw new Error(error?.msg);
     }
   } else {
     return null;