Update MDSearchResultIsEmptyToCatch

exceptions/page/MDSearchResultIsEmptyToCatch.php

@@ -0,0 +1,18 @@
+<?PHP
+declare(strict_types = 1);
+
+/**
+ * Exception thrown in case a search result is empty and an appropriate response is to be given as per a catch statement.
+ */
+final class MDSearchResultIsEmptyToCatch extends Exception {
+    /**
+     * Error message.
+     *
+     * @return string
+     */
+    public function errorMessage() {
+        //error message
+        return 'There is no entity to be shown here (id: <b>' . $this->getMessage() . '</b>).';
+
+    }
+}