From a5c75d54f44f38ebeb8ecfa82630613f2b66338e Mon Sep 17 00:00:00 2001
From: Joshua Ramon Enslin <joshua@museum-digital.de>
Date: Thu, 18 Dec 2025 17:18:19 +0100
Subject: [PATCH] Add MDTimelineNotAvailable

---
 exceptions/page/MDTimelineNotAvailable.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 exceptions/page/MDTimelineNotAvailable.php

diff --git a/exceptions/page/MDTimelineNotAvailable.php b/exceptions/page/MDTimelineNotAvailable.php
new file mode 100644
index 0000000..c05f9db
--- /dev/null
+++ b/exceptions/page/MDTimelineNotAvailable.php
@@ -0,0 +1,18 @@
+<?PHP
+declare(strict_types = 1);
+
+/**
+ * Exception thrown in case a user attempts to generate timeline page when it should not be available.
+ */
+final class MDTimelineNotAvailable extends Exception {
+    /**
+     * Error message.
+     *
+     * @return string
+     */
+    public function errorMessage() {
+        //error message
+        return 'Timeline cannot be generated for this query.';
+
+    }
+}