diff --git a/scripts/pi-hole/js/db_queries.js b/scripts/pi-hole/js/db_queries.js
index 7396f23b..c793e92c 100644
--- a/scripts/pi-hole/js/db_queries.js
+++ b/scripts/pi-hole/js/db_queries.js
@@ -142,7 +142,11 @@ function handleAjaxError(xhr, textStatus) {
   } else if (xhr.responseText.indexOf("Connection refused") !== -1) {
     alert("An error occurred while loading the data: Connection refused. Is FTL running?");
   } else {
-    alert("An unknown error occurred while loading the data.\n" + xhr.responseText);
+    alert(
+      "An unknown error occurred while loading the data.\n" +
+        xhr.responseText +
+        "\nCheck the server's log files (/var/log/lighttpd/error.log when you're using the default Pi-hole web server) for details. You may need to increase the memory available for Pi-hole in case you requested a lot of data."
+    );
   }
 
   $("#all-queries_processing").hide();