diff --git a/src/usr/local/emhttp/plugins/plugin-diagnostics/include/page.php b/src/usr/local/emhttp/plugins/plugin-diagnostics/include/page.php
index 66d41d8..d8e476d 100644
--- a/src/usr/local/emhttp/plugins/plugin-diagnostics/include/page.php
+++ b/src/usr/local/emhttp/plugins/plugin-diagnostics/include/page.php
@@ -53,8 +53,13 @@ function includePage(string $filename, array $params = array()): string
 
     if (is_file($filename)) {
         ob_start();
-        include $filename;
-        return ob_get_clean() ?: "";
+        try {
+            include $filename;
+            return ob_get_clean() ?: "";
+        } catch (\Throwable $e) {
+            ob_end_clean();
+            throw $e;
+        }
     }
     return "";
 }